Chakraborty, Ayon, and Tan, Kay (2012) Qualitative and quantitative analysis of Six Sigma in service organizations. In: Aized, Tauseef, (ed.) Total Quality Management and Six Sigma. InTech, Rijeka, Croatia, pp. 247-286.

Chakraborty, Ayon, and Tan, Kay Chuan (2012) Case study analysis of Six Sigma implementation in service organisations. Business Process Management Journal, 18 (6). pp. 992-1019.

Tan, Kay Chuan, Goudarzlou, Atarod, and Chakrabarty, Ayon (2010) A bibliometric analysis of service research from Asia. Managing Service Quality, 20 (1). pp. 89-101.

Chuan, Tan Kay, Goudarzlou, Atarod, and Chakraborty, Ayon (2009) Bibliometric analysis of service science research: focus on contribution from Asia. In: Proceedings of the International Conference on Industrial Engineering and Engineering Management. pp. 1273-1276. From: 2009 IEEE Conference on International Engineering and Engineering Management, 8–11 December 2009, Hong Kong.

Chakraborty, A., and Tan, K.C. (2008) Case study analysis of Six Sigma in Singapore service organizations. In: Proceedings of the International Conference on Service Systems and Service Management . pp. 128-133. From: Fifth International Conference on Service Systems and Service Management , 30 June – 2 July 2008, Melbourne, Australia.

Chakraborty, A., and Tan, K.C. (2007) A survey on Six Sigma implementation in Singapore service industries. In: Proceedings of the IEEE International Conference on Industrial Engineering and Engineering Management. pp. 1428-1432. From: 2007 IEEE International Conference on Industrial Engineering and Engineering Management, 2-5 December 2007, Singapore.

Chakrabarty, Ayon, and Tan, Kay Chuan (2007) The current state of six sigma application in services. Managing Service Quality, 17 (2). pp. 194-208.

Chakraborty, Ayon, and Tan, Kay Chuan (2006) The extent of Six Sigma methodologies usage in services. In: Proceedings of the International Association for the Management of Technology (IAMOT) EuroMOT Conference. pp. 1-8. From: International Association for the Management of Technology (IAMOT) EuroMOT Conference 2006, 10 – 12 September 2006, Birmingham, UK. (Unpublished)

Chakraborty, A., and Tan, K.C. (2006) Applying Six-Sigma in the service industry: a review and case study in call center services. In: Proceedings of the IEEE International Conference on Management of Innovation and Technology (2) pp. 728-732. From: 2006 IEEE International Conference on Management of Innovation and Technology, 21-23 June 2006, Singapore.