M.S. Jisha, and R. Sreekumar. “A Study on Fuzzy Semi-Stratifiable and Fuzzy Stratifiable Spaces”. Malaya Journal of Matematik 8, no. 03 (July 1, 2020): 1240–1242. Accessed July 16, 2024. https://www.malayajournal.org/index.php/mjm/article/view/1595.