et. al., R. M. L. . (2021). Results on a Chromatic Number of a Bi-polar Fuzzy Complete Bipartite Graphs and Labelling of Tri-Polar Fuzzy Graphs . Turkish Journal of Computer and Mathematics Education (TURCOMAT), 12(2), 1040–1046. Retrieved from https://turcomat.org/index.php/turkbilmat/article/view/1118