SAHANDI, P.; SHARIF, T. Dual of the Auslander-Bridger formula and GF-perfectness. MATHEMATICA SCANDINAVICA, [S. l.], v. 101, n. 1, p. 5–18, 2007. DOI: 10.7146/math.scand.a-15028. Disponível em: https://www.mscand.dk/article/view/15028. Acesso em: 2 may. 2024.