SIDORENKO, Yu. M. Binary Transformations and (2 + 1)-Dimensional Integrable Systems. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 54, n. 11, p. 1531–1550, 2002. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4190. Acesso em: 27 apr. 2025.