P. Roopadevi, M. Karpagadevi, S. Gomathi, S. Krishnaprakash, and Said Broumi. “ Spherical Fermatean Neutrosophic Topology”. Neutrosophic Sets and Systems 73 (September 10, 2024): 481–491. Accessed January 25, 2025. https://fs.unm.edu/nss8/index.php/111/article/view/5066.