Daudu Yakubu, Saidu. “Family of One-Step A-Stable Optimized Third Derivative Hybrid Block Methods for Solving General Second-Order IVPs”. AL-Rafidain Journal of Computer Sciences and Mathematics 17, no. 2 (December 20, 2023): 125–140. Accessed September 22, 2025. https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36775.