Xu, Zhen-Guo, and Fu-Gui Shi. “Some Weakly Mappings on Intuitionistic Fuzzy Topological Spaces”. Tamkang Journal of Mathematics 39, no. 1 (March 31, 2008): 25–32. Accessed April 26, 2024. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/42.