AKINFENWA, O. A. . A Five-Step Extended Block Backward Differentiation Formula For Solutions Of Semi-Explicit Index-1 Dae Systems. Journal of the Nigerian Mathematical Society, [S. l.], v. 33, n. 1-3, p. 231–242, 2021. Disponível em: https://ojs.ictp.it/jnms/index.php/jnms/article/view/719. Acesso em: 26 apr. 2024.