Beaula, Thangaraj, and S. Saravanan. “Solution to Fuzzy Multi-Objective Assignment Problems Using Diagonal Optimal Method”. Communications in Mathematics and Applications 13, no. 4 (December 25, 2022): 1277–1285. Accessed June 16, 2025. http://www.journals.rgnpublications.com/index.php/cma/article/view/2185.