FINE, Benjamin; KHARLAMPOVICH, Olga G.; MYASNIKOV, Alexei G.; REMESLENNIKOV, Vladimir N.; ROSENBERGER, Gerhard. On the Surface Group Conjecture. Scientia Series A: Mathematical Sciences, [S. l.], v. 15, p. 1–15, 2007. Disponível em: https://revistas.usm.cl/scientia/article/view/96.. Acesso em: 7 jun. 2025.