Hamood, Mohamad Thijeel, and R. N. Majeed. 2021. “Pairwise Lower Separation Axioms in C ̌ech Fuzzy Soft Bi-Closure Spaces”. Al-Qadisiyah Journal of Pure Science 26 (4), 405–422. https://www.journalsc.qu.edu.iq.51-77-64-103.cpanel.site/index.php/JOPS/article/view/1414.