A Note on Normality an the Module of Differentials. Wolmer V. Vasconcelos — 1968 Mathematische Zeitschrift
On the equations of Rees algebras. Wolmer V. Vasconcelos — 1991 Journal für die reine und angewandte Mathematik
The equations of Rees algebras of ideals with linear presentation. Bernd Ulrich; Wolmer V. Vasconcelos — 1993 Mathematische Zeitschrift
Krull dimension and integrality of symmetric algebras. Wolmer V. Vasconcelos; Aron Simis — 1988 Manuscripta mathematica
On the structure of certain normal ideals Craig Huneke; Bernd Ulrich; Wolmer V. Vasconcelos — 1992 Compositio Mathematica