VERMA, Amit K.; SINGH, Mandeep. A Note on Existence Results for a Class of Three-Point Nonlinear BVPs. Mathematical Modelling and Analysis, [S. l.], v. 20, n. 4, p. 457–470, 2015. DOI: 10.3846/13926292.2015.1065293. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/1013. Acesso em: 22 may. 2025.