Al-Dujaly, Hassan Abd Salman. “An Approach of Finding Second Derivative Finite Differences Compact Schemes”. Iraqi Journal of Science 65, no. 9 (September 30, 2024): 5195–5206. Accessed July 6, 2026. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10695.