BENTZEN, Steffen. On the finiteness obstruction of certain periodic groups. Mathematica Scandinavica, Berkeley, CA, United States, v. 55, p. 5–21, 1984. DOI: 10.7146/math.scand.a-12062. Disponível em: https://journals.msp.org/mscand/article/view/1607. Acesso em: 25 jul. 2026.