ALMOUSA, M.; ISMAIL, A. A Comparison between Solving of Two-Dimensional Nonlinear Fredholm Integral Equations of the Second Kind by the Optimal Homotopy Asymptotic Method and Homotopy Perturbation Method. Walailak Journal of Science and Technology (WJST), [S. l.], v. 12, n. 11, p. 1043–1054, 2014. Disponível em: https://wjst.wu.ac.th/index.php/wjst/article/view/979. Acesso em: 4 may. 2024.