Alhassan, Buhari, Yusuf Hamza, Musa Hamisu, and Naghmeh Abasi. “A New Fifth Order Variable Step Size Block Backward Differentiation Formula With Off-Step Points for the Numerical Solution of Stiff Ordinary Differential Equations”. Applied Mathematics and Computational Intelligence (AMCI) 12, no. 4 (November 10, 2023): 94–121. Accessed May 18, 2024. https://ejournal.unimap.edu.my/index.php/amci/article/view/235.