Alhassan B, Musa H, Naghmeh A. Convergence and Order of the 2-Point Diagonally Implicit Block Backward Differentiation Formula with Two Off-Step Points. USci [Internet]. 2022 Dec. 30 [cited 2026 Jul. 4];1(2):30-8. Available from: https://publications.umyu.edu.ng/scientifica/index.php/usci/article/view/424