Mahmood, Sabiha I., and Asaad Adel Abdul-Hady. “Weak Forms of Soft (1, 2)*-Omega Open Sets in Soft Bitopological Spaces”. Iraqi Journal of Science, vol. 59, no. 1C, Mar. 2018, pp. 572-80, https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/232.