Hentosh О. Ye.; PRYKARPATSKY, A. K. Lie-algebraic structure of (2 + 1)-dimensional Lax-type integrable nonlinear dynamical systems. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 56, n. 7, p. 939–946, 2004. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3810. Acesso em: 5 dec. 2025.