A. MANNA, S.; T. JASSIM, H. Numerical solution and stability analysis of the Sine-Gordon system in two dimensions. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 9, n. 1, p. 13–25, 2012. DOI: 10.33899/csmj.2012.163684 . Disponível em: https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36736. Acesso em: 18 dec. 2025.