ZÖSCHINGER, Helmut. Über koassoziierte Primideale II. Mathematica Scandinavica, Berkeley, CA, United States, v. 81, p. 247–259, 1997. DOI: 10.7146/math.scand.a-12878. Disponível em: https://journals.msp.org/mscand/article/view/1026. Acesso em: 24 jul. 2026.