D. D. Padma Priya, G. Shobhalatha and R. Bhuvana Vijaya (2016) “Fuzzyfication of Semigroups”, International Journal of Mathematics And its Applications, 4(2 - A), pp. 79–83. Available at: https://ijmaa.in/index.php/ijmaa/article/view/1008 (Accessed: 3 July 2024).