González-Acosta, E. and Corona-Galindo, M. (2007) “Obtaining time-dependent invariants by the Sarlet-Bahar method for a non-linear equation”, Revista Mexicana de Física, 53(1), pp. 1–0. Available at: https://rmf.smf.mx/ojs/index.php/rmf/article/view/3505 (Accessed: 4 July 2024).