TURUT, V.; GUZEL, N. On solving Partial Differential Equations of Fractional Order by Using the Variational Iteration Method and Multivariate Padé Approximations. European Journal of Pure and Applied Mathematics, [S. l.], v. 6, n. 2, p. 147–171, 2013. Disponível em: https://ejpam.com/index.php/ejpam/article/view/1928. Acesso em: 13 aug. 2022.