1. M. Artin, Letter to Grothedieck, November 5, 1968
2. Coherent functors;Auslander,1966
3. Stable module theory;Auslander;Mem. Amer. Math. Soc.,1969
4. Comments on the functor Ext;Auslander;Topology,1969
5. Representation theory of Artin algebras, 3: Almost split sequences;Auslander;Commun. Algebra,1975