Devi, S., M. Rameshpandi, and S. Antony David. “\(ng^{\#}\)-Closed Sets In An Ideal Nano Topological Space”. Communications in Mathematics and Applications 12, no. 3 (September 30, 2021): 655–663. Accessed May 3, 2024. http://www.rgnpublications.com/journals/index.php/cma/article/view/1526.