Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1995__218_4_174740, author = {Karin Erdmann}, title = {Ext1 for {Eyl} modules of {SL2} {(K).}}, journal = {Mathematische Zeitschrift}, pages = {447--460}, publisher = {mathdoc}, volume = {218}, number = {4}, year = {1995}, url = {http://geodesic.mathdoc.fr/item/MZ_1995__218_4_174740/} }
Karin Erdmann. Ext1 for Eyl modules of SL2 (K).. Mathematische Zeitschrift, Tome 218 (1995) no. 4, pp. 447-460. http://geodesic.mathdoc.fr/item/MZ_1995__218_4_174740/