Almost Split Sequence for Cohen-Macauly-Modules. Maurice Auslander; Idun Reiten — 1987 Mathematische Annalen
Graded modules and their completions Maurice Auslander; Idun Reiten — 1990 Banach Center Publications
The homological theory of maximal Cohen-Macaulay approximations Maurice Auslander; Ragnar-Olaf Buchweitz — 1989 Mémoires de la Société Mathématique de France