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@article{MZ_1983__183_173314, author = {Karin Erdmann}, title = {Projective {Modules} in {Blocks} with {Elementary} {Abelian} {Defect} {Groups.}}, journal = {Mathematische Zeitschrift}, pages = {177--216}, publisher = {mathdoc}, volume = {183}, year = {1983}, zbl = {0498.20011}, url = {http://geodesic.mathdoc.fr/item/MZ_1983__183_173314/} }
Karin Erdmann. Projective Modules in Blocks with Elementary Abelian Defect Groups.. Mathematische Zeitschrift, Tome 183 (1983), pp. 177-216. http://geodesic.mathdoc.fr/item/MZ_1983__183_173314/