AGUILERA, G.; GALAN, J. L.; GALAN, M. A.; PADILLA, Y.; RODRIGUEZ, P.; RODRIGUEZ, R. A stepwise CAS Course for solving First-Order Partial Differential Equations. R&E-SOURCE, [S. l.], v. 1, 2014. Disponível em: https://journal.ph-noe.ac.at/index.php/resource/article/view/130. Acesso em: 28 apr. 2024.