S. Chandrasekar, M. Sathyabama, and A. Atkinswestley. “g$^{\#}$b-Interior and g$^{\#}$b-Closure in Topological Spaces”. International Journal of Mathematics And its Applications 5, no. 3 - B (August 15, 2017): 151–157. Accessed July 3, 2024. https://ijmaa.in/index.php/ijmaa/article/view/859.