“Weak Separation Axioms via $e$-I- sets in Ideal Topological Spaces”, Eur. J. Pure Appl. Math., vol. 8, no. 4, pp. 502–513, Oct. 2015, Accessed: Apr. 28, 2024. [Online]. Available: https://ejpam.com/index.php/ejpam/article/view/2488