KULIK, V. L. On some classes of regular linear extensions of dynamical systems on a torus. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 46, n. 11, p. 1479–1485, 1994. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5587. Acesso em: 5 dec. 2025.