O. Hamad, Ibrahim, and إبراهیم. “Nonstandard Treatment of Two Dimensional Taylor Series With Reminder Formulas”. AL-Rafidain Journal of Computer Sciences and Mathematics 5, no. 1 (June 25, 2025): 165–176. Accessed August 6, 2025. https://ojs.uomosul.edu.iq/index.php/csmj/article/view/20065.