1. Some notes on soft topological spaces
2. Wilansky “Between T1 and T2,” Amer. Math Monthly, pp. 261–266, 1967.
3. Soft set theory—First results
4. H. J. Ali and S. Mahmood “Soft Np-Open Sets in Soft Topological Spaces,” Ibn Al-Haitham 2nd Int. Conf. Pure. Appl. Sci. (IHICPAS), 2020.
5. Arockiarani and A. Arokialancy “Generalized soft gb− closed sets and soft gsb-closed sets in soft topological spaces,” Int. J. Math. Arch, vol. 4, no. 2, pp. 1–7, 2013.