T. Rajesh Kannan, and S. Chandrasekar. “Neutrosophic \(P R E-\alpha, S E M I-\alpha\) and \(P R E-\beta\) Irresolute Open and Closed Mappings in Neutrosophic Topological Spaces”. Malaya Journal of Matematik 8, no. 04 (October 1, 2020): 1795–1806. Accessed July 16, 2024. https://www.malayajournal.org/index.php/mjm/article/view/1754.