RIYADH, Mohanad. Comparative study to some semi numerical methods for solving nonlinear Wave-like Equations with variable coefficient . University of Thi-Qar Journal of Science, University of Thi-Qar, Thi-Qar, Iraq, v. 3, n. 2, p. 134–148, 2012. Disponível em: https://jsci.utq.edu.iq/index.php/main/article/view/393.. Acesso em: 31 mar. 2025.