The discrete nonlinear Schrödinger type hierarchy, its finite dimensional reduction analysis and numerical integrability scheme. Neliniini Kolyvannya, [S. l.], v. 20, n. 2, p. 228–266, 2017. Disponível em: https://nosc.imath.kiev.ua/index.php/nosc/article/view/866. Acesso em: 12 apr. 2026.