SHARP, Rodney Y. The effect on associated prime ideals produced by an extension of the base field. Mathematica Scandinavica, Berkeley, CA, United States, v. 38, p. 43–52, 1976. DOI: 10.7146/math.scand.a-11615. Disponível em: https://journals.msp.org/mscand/article/view/2032. Acesso em: 25 jul. 2026.