SQUIER, C. C. The Homological Algebra of Artin Groups. MATHEMATICA SCANDINAVICA, [S. l.], v. 75, p. 5–43, 1994. DOI: 10.7146/math.scand.a-12500. Disponível em: https://www.mscand.dk/article/view/12500. Acesso em: 23 nov. 2024.