SHEVELEV, V. A Problem of Enumeration of Two-color Bracelets with Several Variations. Journal of Informatics and Mathematical Sciences, [S. l.], v. 3, n. 3, p. 241–256, 2011. DOI: 10.26713/jims.v3i3.55. Disponível em: https://www.rgnpublications.com/journals/index.php/jims/article/view/55. Acesso em: 29 mar. 2024.