Chatterjee, Saikat, and Shankar Chakraborty. “Application of the R Method in Solving Material Handling Equipment Selection Problems ”. Decision Making: Applications in Management and Engineering 6, no. 2 (June 16, 2023): 74–94. Accessed November 22, 2024. https://dmame-journal.org/index.php/dmame/article/view/391.