EKLOF, P. C. Homogeneous Universal Modules. MATHEMATICA SCANDINAVICA, [S. l.], v. 29, p. 187–196, 1971. DOI: 10.7146/math.scand.a-11044. Disponível em: https://www.mscand.dk/article/view/11044. Acesso em: 24 nov. 2024.