M. Auslander and E. Lluis.International Conference on Representations of Algebras(3rd : 1980 : Puebla, Mexico)：Representations of algebras; proceedings, Aug. 1980.Springer,1982.
M. Auslander and E. Lluis.International Conference on Representations of Algebras(3rd : 1980 : Puebla, Mexico)：Representations of algebras; proceedings, Aug. 1980.Springer,1981.
