Rosu, H., Cornejo-Pérez, O., Pérez-Maldonado, M. and Belinchón, J. (2017) “Extension of a factorization method of nonlinear second order ODE’s with variable coefficients”, Revista Mexicana de Física, 63(3 May-Jun), pp. 218–0. Available at: https://rmf.smf.mx/ojs/index.php/rmf/article/view/337 (Accessed: 4 July 2024).