[1]
Ravi Kumar Bandaru and Arsham Borumand Saeid, “DIG-Semigroups”, Sci. Ser. A Math. Sci. (N.S.), vol. 26, pp. 101–114, Jul. 2015, Accessed: Jun. 28, 2025. [Online]. Available: https://revistas.usm.cl/scientia/article/view/231