Team, Support. “Existence and Uniqueness of Solution for Two-Dimensional Fuzzy Volterra-Fredholm Integral Equation: Ho Vu, Le Si Dong”. Thai Journal of Mathematics 19, no. 4 (December 1, 2021): 1355–1365. Accessed May 19, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1238.