IBRAR UL HAQ; ZAKIR ULLAH. Natural decomposition method and coupled systems of nonlinear fractional order partial differential equations. Results in Nonlinear Analysis, [S. l.], v. 3, n. 1, p. 35–44, 2022. Disponível em: https://www.nonlinear-analysis.com/index.php/pub/article/view/43. Acesso em: 23 jun. 2025.