Felix, I. C., S. O. Popoola, A. O. Loko, B. O. Olusan, O. S. Olawuni, A. Nwagwo, T. O. Ogunbayo, and O. E. Enobabor. “Frequency-Dependent Symmetric Hybrid Multistep Method With Bounded Amplitude Error for Stiff and Oscillatory ODEs”. Earthline Journal of Mathematical Sciences 16, no. 1 (November 13, 2025): 1-13. Accessed December 2, 2025. https://earthlinepublishers.com/index.php/ejms/article/view/1152.