- Faculty of Engineering
- Department of Textile & Apparel Engineering
- Senior Professor
Contact information
Department of Textile & Apparel Engineering
Faculty of Engineering
成人头条
Moratuwa
10400
Teaching and Administrative Activities
Principles of Yarn Manufature -Undergraduate -2015
Woven Fabric Structures and Analysis -Undergraduate -2014
Advanced Yarn Manufacture -Undergraduate -2012
Research Project -Undergraduate -2012
Strategic Management -Postgraduate -2016
Chairman -Centre for Open and Distance Learning (CODL) (2015 To 2017)
member -Higher Degrees Committee (2015 To 2016)
member -Standing Committee on Quality Assurance (2015 To 2017)
Head of Department - Department of Textile & Clothing Technology (2009 To 2012)
Semester coordinator - Coordinator Semester 3 & 4 (2025 To date)
Research Activities
Yarn Manufacturing, Filament Texturing, Apparal Management, Advanced Manufacturing Technologies
Education and Professional Affiliations
Bachelors, 成人头条 ,1993 First Class Hons
PhD, University of Manchester ,2003
PG, PG Cert Teaching ,2006
Masters, MBA ,2008
Institution of Engineers(2012 To date)
Engineering Council Sri Lanka(2020 To date)
Career
Director General, Colombo Plan Staff College (CPSC), Manila, Philippines. From 1st September 2021 to 31st August 2024.
President, Asia Pacific Accreditation AND Certification Commission (APACC), Manila, Philippines. From 1st September 2021 to 31st August 2024.
Vice Chancellor, University of Vocational Technology (UNIVOTEC), Ratmalana, Sri Lanka. From 1st November 2016 to 31st October 2019.
Chairman, Centre for Open and Distance Learning, 成人头条, Sri Lanka. April 2015 to November 2016
Chairman / Board of Directors, Aletha International School, Dehiwala, Sri Lanla. from July 2017 to June 2021
Member of Board of Directors, Orit Apparels Lanka Ltd. From July 2014 to July 2016
Consultant /Director (Non-board) Technical and Quality Assurance, Brandix Textiles Ltd., Sri Lanka. From April 2012 to September 2013 (sabbatical leave)
Research Scholar, at the University of Manchester Institute of Science and Technology, Manchester, UK, while on study leave from the 成人头条 (Research areas 茂驴陆innovative applications of supersonic air-jet, water-jet and steam-jet for diff
Commission Member, National Education Commission (NEC), Sri Lanka, From March 2025
Council Member, National Human Resource Development Council (NHRDC), Sri Lanka. From February 2025
Chairman, Tertiary and Vocational Education Commission, Sri Lanka, From February 2025
Director General, Colombo Plan Staff College, Manila, Philippines. From 1st Septembr 2021 to 31st August 2024 (3 Years).
President, Asia Pacific Accreditation and Certification Commission. From 1st September 2021 to 31st August 2024.
Vice Chancellor, University of Vocational Technology. From 1st December 2016 to 30th November 2019 (3 years).
Chairman / Board of Directors, Alethea International School, Sri Lanka. From July 2017 to June 2021.
Member of Board of Directors, Orit Apparels Lanka Ltd. From July 2014 to July 2016
Consultant /Director (Non-board) Technical and Quality Assurance, Brandix Textiles Ltd., Sri Lanka. From April 2012 to September 2013 (sabbatical leave)
Honours and Awards
Award for Outstanding Research Performance (Merit) 2015 (Received 2016)
Award for Outstanding Research Performances 2014 (Received 2015)
Award for Outstanding Research Performances 2013 (Received 2014)
Award for Outstanding Research Performances 2012, 成人头条, Sri Lanka (Received 2013)
Award for Outstanding Research Performances 2011 (Received 2012)
Merit Award for Scientific publications, (Received 2011)
Postgraduate Research Awards 1999, 2000, 2001, and 2002, The University of Manchester, UK. (Received 2002)
Award for outstanding Contribution for Education (Received 2018)
Presidential Award for Scientific publications (Received 2017)
Emerald Literati Award (Received 2018)
Award for Outstanding Research Performances 2016 (Merit) (Received 2017)
Award for Outstanding Research Performances 2017 (Merit) (Received 2018)
Commendation in recognition of the Exceptional Leadership and Commitment to excellence as the Director General of the CPSC, Manila. (Received 2024)
National Research Council (NRC) Merit Award for Scientific publications (Received 2024)
Award for Outstanding Research Performances 2020 (Merit) (Received 2021)
Publications*
Gunasekera U. S. W., and Mumthas, A. C. S. I. ,".The Potential of Utilizing Sri Lankan Banana Agro-Waste to Generate Sustainable Textiles. .",Springer,2024
Subashini Balakrishnan Wijayapala U. G. S. ,".Eco-Friendly Dyeing Techniques for Banana Fibers from Banana Application in the Sri Lankan Context. Promoting Sustainable Coloration Methods.",Springer,2024
Kesavan Ulaganathen, Mian Khuram Ahsan, Paulo Anthony Mendoza,".Trends, Challenges, and Innovations of APACC Accredited TCET institutions in Asia Pacific Based on the Established APACC Criteria.",International Conference on TVET and Sustainable Development 2023 ,Thailand,2023,
Mumthas A.C.S.I., Gunasekara U.S.W. ,".Investigation of Physical Properties of Banana Fiber Extracted from Ambun (AAA) Cultivar.",Moratuwa Engineering Research Conference (MERCon),Sri Lanka,2019,
39. Balakrishnan S., Wijayapala U.G.S., ,".Influence of Enzyme and Chemical Pre-treatment Processes on the Colours of Banana Fibres.",Moratuwa Engineering Research Conference (MERCon),Sri Lanka,2019,
Mataraarachchi R., Godsell J., ,".Enabling the transition from product provider to service provider an empirical investigation in the apparel industry.",Production and Operations Management Society (POMS) International Conference 2018,Sri Lanka,2018,
,".Inclusive Innovation in Lean Implementation: Empowerment of Sewing Machine Operators 芒鈧�� A Study of Sri Lankan Apparel firms.",International Conference of Inclusive Innovation and Innovative Management (ICIIIM 2015) ,Thailand,2015,
42. Wickramasinghe V,".Inclusive Innovation: Lean Implementation with Shop-Floor Employees at the Base-of-the-Pyramid, International Conference of Inclusive Innovation and Innovative Management (ICIIIM 2015),.",International Conference of Inclusive Innovation and Innovative Management (ICIIIM 2015), ,Thailand,2015,
Mataraarachchi R., Godsell J,".Enabling the transition from product to service provider: An empirical study in the Sri Lankan Apparel Industry.",20th EurOMA Conference: Operations Management at the heart of the economy, European Operations Management Association, ,Ireland,2014,
S Balakrishnan, U G S Wijayapala,".Impact of Sodium Sulfide Treatment on the Mechanical Performance of Banana Fiber.",Fibers and Polymers,12,2024
Wickramasinghe, V,".Uncovering relationships between Miles and Snow strategic orientations, organisational and individual values, and creative performance.",International Journal of Human Resources Development and Management,23(2),2023
Perera MPA,".Total Productive Maintenance, Affective Commitment and Employee Retention in Apparel Production.",Merits,2,2022
Balakrishnan S., Wijayapala U.G.S., ,".Eco-Friendly softening for banana Fibers from Sri Lankan banana cultivar: Influence on physical and chemical Properties on banana Fibers.",Journal of Natural Fibers,19/14,2022
Dolawatte S.U., Thebuwana I.U. & Botheju W.W.S.S. ,".Effect of production speed on polyester/ nylon intermingled yarn and melange fabric properties.",International Journal of Clothing Science and Technology,34/1,2022
Balakrishnan S., Wijayapala U.G.S., ,".Physical and chemical characteristics of mechanically extracted banana (MUSA) fibers from top ten Sri Lankan cultivars.",Journal of Natural Fibers,19/10,2022
Balakrishnan S., Wijayapala U.G.S., ,".Physical and chemical characteristics of mechanically extracted banana (MUSA) fibers from top ten Sri Lankan cultivars.",Journal of Natural Fibers,19/10,2022
Foster P.W., Gunasekara U.S.W,".False-twist texturing with water-jet twister/cooler and superheated steam heater: Effect of steam temperature on textured yarn properties.",The Journal of The Textile Institute,113/3,2022
Balakrishnan S., Wijayapala U.G.S,".Investigation on mechanical and chemical properties of mechanically extracted banana fibre in pseudostem layers: From Sri Lankan banana (Musa) cultivation waste.",Journal of Engineered Fibers and Fabrics,116,2022
Foster P.W., Gunasekara U.S.W.,".False-twist texturing with water-jet twister/cooler: Effect of water pressure on textured yarn properties, .",The Journal of The Textile Institute,112/5,2021
Dolawatte S.U., Thebuwana I.U. & Botheju W.W.S.S. ,".Effect of air pressure on polyester/nylon air-intermingled yarn and melange fabric properties.",The Journal of The Textile Institute,112/4,2021
Dolawatte S.U., Thebuwana I.U. & Botheju W.W.S.S. ,".Effect of air pressure on polyester/nylon air-intermingled yarn and melange fabric properties.",The Journal of The Textile Institute,112/4,2021
P. W. Foster, G. L. D. Wickramasinghe & U. S. W. Gunasekara ,".False twist texturing with water-jet twister/cooler: effect of water pressure on textured yarn properties.",The Journal of The Textile Institut,112/5,2021
V Wickramasinghe,".Effects of HRM practices, lean production practices and lean duration on performance, The International Journal of Human Resource Management .",The International Journal of Human Resource Management,31 (11),2020
S.U. Dolawatte, I.U. Thebuwana & W.W.S.S. Botheju ,".Effect of air pressure on polyester/nylon air-intermingled yarn and melange fabric properties.",The Journal of The Textile Institute,DOI: 10.1080/00405000.2020.1769401,2020
P.W. Foster, U.S.W. Gunasekara,".False-twist texturing with water-jet twister/ cooler: effect of water pressure on textured yarn properties.",The Journal of The Textile Institute,DOI: 10.1080/00405000.2020.1779423,2020
S.U. Dolawatte; I.U. Thebuwana; W.W.S.S. Botheju ,".Effect of intermingling process parameters on polyester/nylon melange fabric appearance.",Journal of Engineered FIbres and Fabrics,15,2020
S Balakrishnan; UG Samudrika Wijayapala,".A novel approach for banana (Musa) Pseudo-stem fibre grading Method: Extracted fibres from Sri Lankan Banana Cultivars.",Journal of Engineered FIbres and Fabrics,15,2020
S Balakrishnan; UG Samudrika Wijayapala,".Physical and Chemical Characteristics of Mechanically Extracted Banana (MUSA) Fibers from Top Ten Sri Lankan Cultivars.",Journal of Natural Fibers,https://doi.org/10.1080/15440478.2020.1848732,2020
Wickramasinghe V., De Silva C., Chandrasekara R., Jayabandu S,".Practice of Workforce Flexibility鈥擨nternal, External, Numerical and Functional Flexibility.",Performance Improvement Quarterly,, 31 ( 4 ) ,2019
S. Balakrishnan, U.G.S. Wijayapala,".Investigation on improving banana fiber fineness for textile applications.",Textile Research Journal,89(21鈥�22) ,2019
A.C.S.I. Mumthas, U.S.W. Gunasekara ,".Effect of physical, chemical and biological extraction methods on the physical behaviour of banana pseudo-stem fibres: Based on fibres extracted from five common Sri Lankan cultivars.",Journal of Engineered FIbres and Fabrics,14,2019
S Balakrishnan, UG Samudrika Wijayapala,".Study on Dyeing behavior of banana fibre with reactive dyes.",Journal of Engineered FIbres and Fabrics,14,2019
Wickramasinghe V,".Autonomy support, need fulfilment and job performance in lean implemented textile and apparel firms .",Research Journal of Textile and Apparel ,21 (4),2017
Wickramasinghe V,".Implementation of lean production practices and manufacturing performance: the role of lean duration.",Journal of Manufacturing Technology Management ,28 (4),2017
Foster P.W.,".Steam as an alternative fluid for air in spun-like texturing: effect of core-yarn draw and core-yarn heat setting on texturing performance.",The Journal of The Textile Institute,108 (7) ,2017
,".Effect of Gender on work-related attitudes: Study of lean implemented textile and apparel manufacturing firms.",The Journal of Textile Institute,107(7),2016
Perera M.P.A. ,".Effect of Total Productive Maintenance practices on manufacturing performance: Investigation of textile and apparel manufacturing firms.",Journal of Manufacturing Technology Management,27(5),2016
Wickramasinghe V,".Variable pay and job performance of shop-floor workers in lean production.",Journal of Manufacturing Technology Management,27(2),2016
1. Wickramasinghe, G. L. D., Gunasekera U. S. W., and Mumthas, A. C. S. I. (2024). The Potential of Utilizing Sri Lankan Banana Agro-Waste to Generate Sustainable Textiles. In Gayathri Madubhani Ranathunga (Eds.), Textiles of Sri Lanka Sustainable Innovations and Practices (pp. 97芒鈧��116) Springer. https://doi.org/10.1007/978-981-97-0569-6
2. Subashini Balakrishnan, Wickramasinghe, G. L. D. and Wijayapala U. G. S. (2024). Eco-Friendly Dyeing Techniques for Banana Fibers from Banana Application in the Sri Lankan Context. Promoting Sustainable Coloration Methods. In Gayathri Madubhani Ranathunga (Eds.), Textiles of Sri Lanka Sustainable Innovations and Practices (pp. 213芒鈧��234) Springer. https://doi.org/10.1007/978-981-97-0569-6
3. Wickramasinghe, V., & Wickramasinghe, G.L.D. (2023). Uncovering relationships between Miles and Snow strategic orientations, organisational and individual values, and creative performance. International Journal of Human Resources Development and Management, 23(2),160-182. https://doi.org/10.1504/IJHRDM.2023.131644
4. Kesavan Ulaganathen, Mian Khuram Ahsan, Paulo Anthony Mendoza, G.L.D. Wickramasinghe, (2023). 芒鈧揟rends, Challenges, and Innovations of APACC Accredited TCET institutions in Asia Pacific Based on the Established APACC Criteria芒鈧�, International Conference on TVET and Sustainable Development 2023 October 2nd, 2023.
5. Wickramasinghe GLD, Perera MPA. (2022). Total Productive Maintenance, Affective Commitment and Employee Retention in Apparel Production. Merits 2022, 2, pp. 304芒鈧��313.
6. Balakrishnan S., Wickramasinghe G.L.D., & Wijayapala U.G.S., (2022). Eco-Friendly softening for banana Fibers from Sri Lankan banana cultivar: Influence on physical and chemical Properties on banana Fibers, Journal of Natural Fibers, 19 (14), pp. 9177-9189. DOI: 10.1080/15440478.2021.1982811,
7. Wickramasinghe G.L.D., Dolawatte S.U., Thebuwana I.U. & Botheju W.W.S.S. (2022). Effect of production speed on polyester/ nylon intermingled yarn and melange fabric properties, International Journal of Clothing Science and Technology, 34 (1), pp. 65-78. DOI: 10.1108-04-2020-0046.
8. Balakrishnan S., Wickramasinghe G.L.D., & Wijayapala U.G.S., (2022). Physical and chemical characteristics of mechanically extracted banana (MUSA) fibers from top ten Sri Lankan cultivars, Journal of Natural Fibers 19 (10), pp. 3851-3864.
9. Foster P.W., Wickramasinghe G.L.D., & Gunasekara U.S.W. (2022). False-twist texturing with water-jet twister/cooler and superheated steam heater: Effect of steam temperature on textured yarn properties, The Journal of The Textile Institute, Vol. 113, No. 3 113:3, pp. 405-411, DOI: 10.1080/00405000.2021.1883238.
10. Foster P.W., Wickramasinghe G.L.D., & Gunasekara U.S.W. (2021). False-twist texturing with water-jet twister/cooler: Effect of water pressure on textured yarn properties, The Journal of The Textile Institute, Vol. 112, No.5, pp. 792-800.
11. Wickramasinghe G.L.D., Dolawatte S.U., Thebuwana I.U. & Botheju W.W.S.S. (2021): Effect of air pressure on polyester/nylon air-intermingled yarn and melange fabric properties, The Journal of The Textile Institute, Vo. 112 N. 4., Pp. 526-537.
12. Wickramasinghe G.L.D., Dolawatte S.U., Thebuwana I.U. & Botheju W.W.S.S. (2020). Effect of intermingling process parameters on polyester/nylon melange fabric appearance, Journal of Engineered Fibers and Fabrics, Vol. 15 ()
13. S., G.L.D., & U.G.S., (2020). A novel approach for banana (Musa) Pseudo-stem fibre grading Method: Extracted fibres from Sri Lankan Banana Cultivars, Journal of Engineered Fibers and Fabrics, Vol. 15,
14. Wickramasinghe V., Wickramasinghe G.L.D., (2020). Effects of HRM practices, lean production practices and lean duration on performance, The International Journal of Human Resource Management 31 (11), 1467-1512
15. S., G.L.D., & U.G.S., (2019). Study on Dyeing behavior of banana fibre with reactive dyes, Journal of Engineered FIbres and Fabrics, Vol. 14: 1-12;
16. Mumthas A.C.S.I., Wickramasinghe G.L.D., & Gunasekara U.S.W. (2019), Effect of physical, chemical and biological extraction methods on the physical behaviour of banana pseudo-stem fibres: Based on fibres extracted from five common Sri Lankan cultivars, Journal of Engineered FIbres and Fabrics, Vol. 14 pp 1-15.
17. S., G.L.D., & U.G.S., (2019). Investigation on improving banana fiber fineness for textile applications, Textile Research Journal,. Vol. 89(21芒鈧��22) pp. 4398芒鈧��4409.
18. Wickramasinghe V., Wickramasinghe G.L.D., De Silva C., Chandrasekara R., Jayabandu S., (2019), Practice of Workforce Flexibility芒鈧�滻nternal, External, Numerical and Functional Flexibility, Performance Improvement Quarterly, 31 ( 4 ) pp. 355 芒鈧�� 379.
19. Wickramasinghe G.L.D., Foster P.W., (2017). Steam as an alternative fluid for air in spun-like texturing: effect of core-yarn draw and core-yarn heat setting on texturing performance. The Journal of The Textile Institute, 108 (7) pp.1211-1218
20. Wickramasinghe G.L.D., Wickramasinghe V (2017). Implementation of lean production practices and manufacturing performance: the role of lean duration. Journal of Manufacturing Technology Management 28 (4).
21. Wickramasinghe V., Wickramasinghe G.L.D., (2017). Autonomy support, need fulfilment and job performance in lean implemented textile and apparel firms Research Journal of Textile and Apparel 21 (4), 323-341
22. Wickramasinghe V., Wickramasinghe G.L.D., (2016). Variable pay and job performance of shop-floor workers in lean production. Journal of Manufacturing Technology Management 27 (2), 287-311.
23. Wickramasinghe G.L.D., Perera A., (2016). Effect of total productive maintenance practices on manufacturing performance: Investigation of textile and apparel manufacturing firms. Journal of Manufacturing Technology Management, Vol. 27 Issue: 5, pp.713-729,
24. Wickramasinghe, G.L.D. (2016). Effect of Gender on work-related attitudes: Study of lean implemented textile and apparel manufacturing firms. The Journal of The Textile Institute. 107 (7), 854-86.
25. G.L.D. Wickramasinghe & P.W. Foster (2016) Effects of core-yarn overfeed on texturing performance: comparison between air-jet and steam-jet texturing, The Journal of The Textile Institute, 107:3, 291-299, DOI: 10.1080/00405000.2015.1028811
26. Wickramasinghe, G.L.D., & Foster P.W., (2015). Investigation of the effect of core-yarn wetting on air-jet and steam-jet spun-like texturing performance, The Journal of The Textile Institute, Vol. 106: Issue 7, pp. 748-756. DOI: 10.1080/00405000.2014.941172
27. Wickramasinghe, G.L.D., & Foster P.W., (2015). Investigation of the use of steam for spun-like textured yarn manufacturing: effect of fluid pressure on yarn properties, The Journal of The Textile Institute, Vol. 106: Issue 2, pp. 187-196.
28. Wickramasinghe, G.L.D., & Foster P.W., (2015). Steam as an alternative fluid for spun-like texturing: Effect of production speed on texturing performance, Journal of Clothing Science and Technology Vol. 27, Issue 2, pp.177-190.
29. G.L.D. Wickramasinghe & P.W. Foster (2015) Effect of nozzle size on texturing performance: comparison between air-jet and steam-jet texturing, The Journal of The Textile Institute, 106:10, pp. 1051-1058,
30. Wickramasinghe G.L.D., Foster P.W. (2014). Investigation of the influence of effect-yarn draw and effect-yarn overfeed on texturing performance: comparison between air-jet and steam-jet textured yarn. Fashion and Textiles, 2014, 1:5.
31. Abeysooriya R.P., Wickramasinghe G.L.D. (2014), Regression model to predict thread consumption incorporating thread-tension constraint: study on lock-stitch 301 and chain-stitch 401, Fashion and Textiles, Vol. 1, Issue 14. pp 1-8.
32. Wickramasinghe G.L.D., Wickramasinghe V., 2012, Effects of perceived organizational support on participation in decision making, affective commitment and job satisfaction in lean production in Sri Lanka. Journal of Manufacturing Technology Management, 23(2), pp 157-177.
33. Wickramasinghe, G.L.D., & Wickramasinghe, V. (2011). Perceived organisational support, Job involvement, and turn over intention in lean production in Sri Lanka. International Journal of Advanced Manufacturing Technology, Volume 55, Issue 5-8, pp 817-830.
34. Wickramasinghe, G.L.D., Wickramasinghe V., (2011), Differences in organizational factors by lean duration; Operations Management Research, Volume 4, Issue 3-4, pp. 111-126
35. Wickramasinghe G.L.D., Foster P.W. (2014). Investigation of the influence of post intermingle heat setting on texturing performance: comparison between air-jet and steam-jet textured yarn. International Journal of Engineering and Applied Sciences, 2014, Vol. 5. Issue No. 7. pp 25- 32.
36. Wickramasinghe G.L.D., Foster P.W. (2015). Investigation of the use of High Pressure Water for Spun-Like Textured Yarn Manufacturing. International Journal of Engineering and Applied Sciences (IJEAS), Volume-2, Issue-3.
CONFERENCE PUBLICATIONS
37. Wickramasinghe G.L.D. (2020)., Challenges for textile and apparel sector from the disruption of 4IR, International Conference on Skills for Clothing Sector-Transforming the training functions (ICSCS 2020), Alagappa University, India. ISBN 978-81-937479-8-8, pp. 1-3.
38. Mumthas A.C.S.I., Wickramasinghe G.L.D., Gunasekara U.S.W. (2019), Investigation of Physical Properties of Banana Fiber Extracted from Ambun (AAA) Cultivar, 2019 Moratuwa Engineering Research Conference (MERCon)
39. S., G.L.D., U.G.S., (2019), Influence of Enzyme and Chemical Pre-treatment Processes on the Colours of Banana Fibres, 2019 Moratuwa Engineering Research Conference (MERCon),
40. Mataraarachchi R., Godsell J., Wickramasinghe G.L.D., (2018). Production and Operations Management Society (POMS) International Conference 2018, University of Peradeniya.
41. Mindya S., Wickramasinghe G.L.D., (2016). Impact of ERP based Lean production practices on operational performance: A study in Sri Lankan Apparel Industry, International Conference in Technology Management, (iNCOTeM 2016), 成人头条., ISBN 978-955-9027-60-7, Pp. 82-86.
42. Wickramasinghe G.L.D., (2015), Inclusive Innovation in Lean Implementation: Empowerment of Sewing Machine Operators 芒鈧�� A Study of Sri Lankan Apparel firms, International Conference of Inclusive Innovation and Innovative Management (ICIIIM 2015) Valaya Alongkorn Rajabhat University under the Royal Patronage, Thailand
43. Wickramasinghe V., Wickramasinghe G.L.D., 2015, Inclusive Innovation: Lean Implementation with Shop-Floor Employees at the Base-of-the-Pyramid, International Conference of Inclusive Innovation and Innovative Management (ICIIIM 2015), Valaya Alongkorn Rajabhat University under the Royal Patronage, Thailand
44. Mataraarachchi R., Godsell J., Wickramasinghe G.L.D., 2014, Enabling the transition from product to service provider: An empirical study in the Sri Lankan Apparel Industry, 20th EurOMA Conference: Operations Management at the heart of the economy, European Operations Management Association, 7th 芒鈧�� 12th June 2013, Dublin, Ireland, ISBN: 978-1-905254-74-3.
45. Wickramasinghe G.L.D., Perera M.P.A., 2013, Analysis of Total Productive Maintenance practices in textile and apparel export manufacturing firms in Sri Lanka, 8th International Research conference on Management and Finance, University of Colombo, 13th December 2013, ISBN: 978-955-0460-51-9
46. Wickramasinghe G.L.D., Wijebahu W.M.S.K., 2013, Lean manufacturing as a strategic tool in improving quality performance of the apparel firms, International Conference on Business Management, University of Sri Jayewardenepura, February 28th Feb- 1st March 2013, 95-101. ISSN: 2235-9761.
47. Wickramasinghe G.L.D., Wickramasinghe V., 2013, Effects of employees芒鈧劉 upward feedback in creating new opportunities to strengthen job performance, International Conference on Business Management, University of Sri Jayewardenepura, February 28th Feb- to 1st March 2013, 95-101. ISSN: 2235-9761.
48. Mataraarachchi R., Godsell J., Wickramasinghe G.L.D., 2013, Enabling the transition from product to service provider: An empirical study in the Sri Lankan Apparel Industry, 20th EurOMA Conference: Operations Management at the heart of the economy, European Operations Management Association, 7th 芒鈧�� 12th June 2013, Dublin, Ireland, ISBN: 978-1-905254-74-3.
49. Wickramasinghe G.L.D., 2012, Behavioral Management aspects of Organizational Effectiveness: A Comparison between Lean Implemented Textile Firms and Apparel Firms in Sri Lanka, International Research conference on Management and Finance, University of Colombo, 14th December 2012, ISBN: 978-955-0460-40-3.
50. Wickramasinghe G.L.D., Wijebahu W.M.S.K., 2012, Effects of Statistical Process Control (SPC) Practices on Quality Performance of the Apparel Firms, International Research conference on Management and Finance, University of Colombo, 14th December 2012 ISBN: 978-955-0460-40-3.
51. Wickramasinghe G.L.D., 2011, The Moderating Effect of Perceived Organizational Support on Participation in Decision Making and Social Exchange Process: Evidence from Lean Manufacturing Environment, IRCMF 2011, University of Colombo, December 2011.
52. Wickramasinghe G.L.D., 2011, Influence of Social and Economic Exchange perceptions on organizational commitment: Evidence from Lean Manufacturing Environment, Eighth International Conference on Business Management, University of Sri Jayewardenepura, December 2011.
53. Wickramasinghe G.L.D., Jayawardana A.K.L., 2009, Employee Participation in Decision Making on organizational performance: evidence from Textile and Apparel Manufacturing firms in Sri Lanka; International conference on Business and Management, University of Sri Jayewardenepura, 2009.
54. Wickramasinghe G.L.D., Foster P.W., 2005, Effect of disc spacing on twist level in friction disc false-twist texturing, Research for industry, Proceedings of the 11th Annual Symposium, Engineering research unit, 成人头条, Sri Lanka, 2005.
55. Wickramasinghe V, Wickramasinghe G.L.D., 2012, Contribution of quality management practices on quality results, Annual 成人头条 Sessions, The Open University of Sri Lanka; ISSN:2012-9912.
56. Wickramasinghe G.L.D., 2011, Moderating effect of Organizational Support on relationship between behavioral factors in lean implemented textile and apparel firms, Faculty of Graduate Studies 12th Annual research symposium, University of Kelaniya, November 2011.
57. Wickramasinghe G.L.D., 2011, Analysis of the Effect of Duration of Lean Implementation on Work Performance in the Textile and Apparel Companies in Sri Lanka; Annual 成人头条 Sessions 芒鈧�� September 2011; The Open University of Sri Lanka; 2011
58. Wickramasinghe G.L.D., Abdullah N., 2011, Analysis of strategic factors for the Sri Lankan Textile and Apparel Industry, Proceedings of the symposium on research for industry, Engineering Research Unit, 成人头条, Sri Lanka, 2011.
59. Wickramasinghe G.L.D., Foster P.W. (2004). Steam as an alternative fluid for air in air-jet intermingling, Research for industry, Proceedings of the 10th Annual Symposium, Engineering research unit, 成人头条, Sri Lanka, 2004
60. Wickramasinghe G.L.D., Foster P.W., 2004, Investigation of the use of steam as an alternative fluid for air in air-jet texturing, Polymer Fibres 2004, Manchester, U.K.
61. Wickramasinghe G.L.D., Foster P.W., Cork C.R., 2003, Water/Air-jet Texturing. Spring Symposium: Advanced Flexible Material and Structures- Engineering with fibres. The fibre society, Loughborough, UK, 2003.
62. Foster, PW., Wickramasinghe, GLD., Gunasekera, USW. and Cork, CR., 2003. False-twist texturing - a new approach. Fiber Society Symposium: Advanced Flexible Materials and Structures: Engineering with Fibers, Loughborough University, Loughborough, 30 June - 2 July 2003.
63. Foster, P.W., Wickramasinghe, G.L.D., Gunasekera, USW. and Cork, CR., 2002. New technology for twisting . Textile Machinery, Technology and Processes Research and Development, UMIST, Manchester, 3 December 2002.
64. Wickramasinghe G.L.D., Fernando W.A.P., (1997). Optimization of energy consumption and productivity of a garment factory, Symposium on research for industry, Engineering Research Unit, 成人头条, Sri Lanka, ISBN 955-9027-06-9. Pp. 18/1-18/8