Perturbed Collocation Hybrid Methods with Fixed Stepsize for Nonlinear Systems of Initial Value Problems. International Journal of Development Mathematics (IJDM), [S. l.], v. 2, n. 2, p. 001–025, 2025. DOI: 10.62054/ijdm/0202.01. Disponível em: https://ijdm.org.ng/index.php/Journals/article/view/186.. Acesso em: 4 jun. 2026.