On Integrability of Christou’s Sixth Order Solitary Wave Equations. Iraqi Journal of Science, [S. l.], v. 60, n. 5, p. 1172–1179, 2019. DOI: 10.24996/ijs.2019.60.5.25. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/881.. Acesso em: 8 may. 2024.