ARCHANA GOKHALE; ARUN GARG. Application of Nonlinear Contraction Condition for Solution of First-order Differential Systems with General Nonlocal Conditions. International Journal of Mathematics And its Applications, [S. l.], v. 12, n. 2, p. 141–157, 2024. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1491. Acesso em: 22 sep. 2025.