“Orthogonal Generalized Symmetric Higher bi-Derivations on Semiprime Г-Rings ”., Iraqi Journal of Science, vol. 59, no. 2A, pp. 711–723, Apr. 2018, Accessed: May 06, 2024. [Online]. Available: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/276