“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 6, no. 2 (May 2, 2013): 147–171. Accessed April 29, 2024. https://www.ejpam.com/index.php/ejpam/article/view/1928.