Class Groups of Localities of Rings of Invariants of Reductive Algebraic Groups. Haruhisa Nakajima (1983) Mathematische Zeitschrift
Complete local factorial rings which are not Cohen-Macaulay in characteristic p Robert M. Fossum, Phillip A. Griffith (1975) Annales scientifiques de l'École Normale Supérieure
Conjugated and symmetric polynomial equations. II. Discrete-time systems Jan Ježek (1983) Kybernetika