Soneye, Ramoni Adebola, Moyosola Ayodeji Ayodele, Olusola Kayode Adewale, Samuel Oluwatosin Hassan, Adedayo Funmi Adedotun, Olusheye Akin Aremu Akinfenwa, and Solomon Adebola Okunuga. “L-Stable Implicit Two-Step Modified Extended Hybrid Block Backward Differentiation Formulae for Solving Nonlinear Second-Order Differential-Algebraic Equations of Higher Indexes”. Nigerian Journal of Physics 35, no. 2 (May 13, 2026): 222–233. Accessed May 14, 2026. https://njp.nipngr.org/index.php/njp/article/view/526.