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@article{MAN_1996__306_3_165463, author = {Dieter Happel and Luise Unger}, title = {Modules of finite projective dimension and cocovers.}, journal = {Mathematische Annalen}, pages = {445--458}, publisher = {mathdoc}, volume = {306}, number = {3}, year = {1996}, zbl = {0879.16004}, url = {http://geodesic.mathdoc.fr/item/MAN_1996__306_3_165463/} }
Dieter Happel; Luise Unger. Modules of finite projective dimension and cocovers.. Mathematische Annalen, Tome 306 (1996) no. 3, pp. 445-458. http://geodesic.mathdoc.fr/item/MAN_1996__306_3_165463/