ARSHAD, I.; BABAR, M. M. Finite Element Analysis of Seepage and Exit Gradient through a Non-Homogeneous Earth Dam without Filter Drain. International Journal of Alternative Fuels and Energy, [S. l.], v. 1, n. 1, p. 1-8, 2017. Disponível em: https://journals.psmpublishers.org/index.php/ijafe/article/view/121. Acesso em: 13 jul. 2020.