BALINSKY , A. I. Discrete models on one-dimensional net with the preset Lie algebra of symmetries. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 44, n. 9, p. 1170–1174, 1992. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/8165. Acesso em: 5 dec. 2025.