Team, Support. “New Closed Sets and Maps via Ideals: Ramandeep Kaur, Asha Gupta”. Thai Journal of Mathematics 15, no. 1 (April 1, 2017): 183–191. Accessed July 3, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/675.