MICALE, V. The Poincaré series of the module of derivations of some monomial rings. Mathematica Scandinavica, Berkeley, CA, United States, v. 102, n. 1, p. 5–16, 2008. DOI: 10.7146/math.scand.a-15047. Disponível em: https://journals.msp.org/mscand/article/view/650. Acesso em: 24 jul. 2026.