Team S. On (m; n)-Regularity of Gamma-Semigroups: Thawhat Changphas. Thai J Math [Internet]. 2015 Apr. 1 [cited 2024 Jul. 22];13(1):137-45. Available from: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/496