CHEE PEN, Chia; ABDUL AZIZ, Zainal. Results Relating to Hirota Method and Singularity Analysis on Some Nonlinear Waves Equations. Journal of Science and Mathematics Letters, [S. l.], v. 4, n. 1, p. 75–83, 2019. Disponível em: https://ejournal.upsi.edu.my/index.php/JSML/article/view/359. Acesso em: 8 apr. 2025.