Stability of exact solutions of the cubic-quintic nonlinear Schrödinger equation with periodic potential. Neliniini Kolyvannya, [S. l.], v. 13, n. 4, p. 533–545, 2010. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/582. Acesso em: 21 jan. 2026.