K. Al-Hamido, Riad. “Separation Axioms in Neutrosophic Supra Topological Space and Neutrosophic Supra Bi-Topological Space”. Neutrosophic Sets and Systems, vol. 51, Oct. 2022, pp. 840-7, https://fs.unm.edu/nss8/index.php/111/article/view/2572.