SATHER-WAGSTAFF, S.; WHITE, D. An Euler characteristic for modules of finite G-dimension. MATHEMATICA SCANDINAVICA, [S. l.], v. 102, n. 2, p. 206–230, 2008. DOI: 10.7146/math.scand.a-15059. Disponível em: https://www.mscand.dk/article/view/15059. Acesso em: 2 may. 2024.