ADMIRALOVA, Alexandra N.; BENIASH-KRYVETS, Valery V. On representation varie ties of some HNN-extensions of free groups. Journal of the Belarusian State University. Mathematics and Informatics, [S. l.], n. 2, p. 10–16, 2019. Disponível em: https://journals.bsu.by/index.php/mathematics/article/view/779. Acesso em: 18 jul. 2026.