Hussain, Adea, and Ali Abd Alatif. “CHARACTERIZATIOS and PROPERTIES of B-T1 2-SPACES”. Iraqi Journal of Science 53, no. 4 (March 26, 2024): 861–865. Accessed December 16, 2025. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12920.