Pattarapantakul, T. and Kanchanasuwan, S. (2020) “Improving the Purchasing Process Using Lean Concept: The Case of Offshore Aviation Services Company”, WMS Journal of Management, 9(3), pp. 90–101. Available at: https://so06.tci-thaijo.org/index.php/wms/article/view/243628 (Accessed: 24 April 2024).