DZYADYK, V. K.; KOVTUNETS, V. V. Convergence of an algorithm for constructing snakes. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 46, n. 7, p. 825–832, 1994. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5673. Acesso em: 6 dec. 2025.