A Study on Comparisons between Sine–Gordon & Perturbed NLS Equations: Comparative Analysis of Sine-Gordon and Perturbed NLS Equations in 2D Dispersive Optical Media. Journal of Advances and Scholarly Researches in Allied Education, [S. l.], v. 15, n. 1, p. 582–585, 2018. Disponível em: https://ignited.in/index.php/jasrae/article/view/7674.. Acesso em: 27 jun. 2025.