DROBOTSKAYA, I. S. Analysis of complete integrability of a system inverse to the nonlinear Benney-Kaup system. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 45, n. 3, p. 353–360, 1993. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5816. Acesso em: 5 dec. 2025.