Bala Najamuddeen, Musa Hamisu. Convergence of the Fourth Order Variable Step Size Super Class of Block Backward Differentiation Formula for Solving Stiff Initial Value Problems. USci [Internet]. 2022 Sep. 30 [cited 2024 Nov. 21];1(1):178-83. Available from: https://scientifica.umyu.edu.ng/index.php/scientifica/article/view/76