JONDRUP, S. On Finitely Generated Flat Modules. MATHEMATICA SCANDINAVICA, [S. l.], v. 26, p. 233–240, 1970. DOI: 10.7146/math.scand.a-10979. Disponível em: https://www.mscand.dk/article/view/10979. Acesso em: 24 nov. 2024.