Exact Solutions to the Bidirectional SK-Ramani Equation. Communications in Mathematical Research, [S. l.], v. 35, n. 4, p. 289–300, 2019. DOI: 10.13447/j.1674-5647.2019.04.01 . Disponível em: https://global-sci.com/index.php/cmr/article/view/9010. Acesso em: 5 dec. 2025.