Mohammad, Ali, and Rafah Kadum. “On Q-SZASZ- Mirakyan Operators of Functions of Two Variables”. Iraqi Journal of Science 54, no. 3. Mathematics conf (February 13, 2024): 793–800. Accessed January 5, 2026. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12460.