GOLODETS, V.; BOYKO, M. Dynamical entropy for a class of algebraic origin automorphisms. Математическая физика, анализ, геометрия, Харків, Україна, v. 8, n. 4, p. 385–391, 2001. Disponível em: https://mag.ilt.kharkiv.ua/index.php/mag/article/view/m08-0385e. Acesso em: 23 лис. 2024.