Mahmood, Sabiha I. “Weak Soft Separation Axioms and Weak Soft (1,2)*- -Separation Axioms in Soft Bitopological Spaces”. Al-Nahrain Journal of Science 20, no. 3 (May 20, 2018): 137-148. Accessed August 27, 2021. https://anjs.edu.iq/index.php/anjs/article/view/114.