M.J. Jassim, A., أحمد, and A. SALAR. “Use Different Mathematical Methods to Solve Three Dimensional Conduction Heat Equation in Cartesian Coordinate”. AL-Rafidain Journal of Computer Sciences and Mathematics, vol. 16, no. 2, June 2025, pp. 11-14, https://rjps.uomosul.edu.iq/index.php/csmj/article/view/19826.