Akinnukawe, B. I. “One-Step Block Hybrid Integrator for the Numerical Solution of Semi-Explicit Index-1 DAEs Systems”. International Journal of Mathematical Sciences and Optimization: Theory and Applications 7, no. 1 (June 29, 2021): 67 - 75. Accessed April 20, 2024. http://ijmso.unilag.edu.ng/article/view/1275.