P.M. Paratane, and A.K. Bit. “Tolerance Sensitivity Analysis of Objective Functions Coefficients in Multiobjective Transportation Problem”. Malaya Journal of Matematik 8, no. 03 (July 1, 2020): 791–796. Accessed July 16, 2024. https://www.malayajournal.org/index.php/mjm/article/view/1501.