Ali, D. M., and F. A. Azam. 2012. “Some Remarks on Fuzzy <i>R</i><sub>0</sub>, <i>R</i><sub>1</sub> and <i>Regular</I> Topological Spaces”. Journal of Scientific Research 4 (2):327. https://doi.org/10.3329/jsr.v4i2.6663.