VERMA, Amit; URUS, Nazia. Well ordered monotone iterative technique for nonlinear second order four point Dirichlet BVPs. Mathematical Modelling and Analysis, [S. l.], v. 27, n. 1, p. 59–77, 2022. DOI: 10.3846/mma.2022.14198. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/14198. Acesso em: 20 may. 2025.