Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1978__163_172750, author = {Peter Schmid}, title = {Group {Extensions} and {Splitting} {Modules.}}, journal = {Mathematische Zeitschrift}, pages = {177--186}, publisher = {mathdoc}, volume = {163}, year = {1978}, zbl = {0373.20042}, url = {http://geodesic.mathdoc.fr/item/MZ_1978__163_172750/} }
Peter Schmid. Group Extensions and Splitting Modules.. Mathematische Zeitschrift, Tome 163 (1978), pp. 177-186. http://geodesic.mathdoc.fr/item/MZ_1978__163_172750/