@article{CM_1935__2__241_0, author = {Baer, Reinhold}, title = {Gruppen mit hamiltonschem Kern}, journal = {Compositio Mathematica}, volume = {2}, year = {1935}, pages = {241-246}, zbl = {0012.15302}, language = {de}, url = {http://dml.mathdoc.fr/item/CM_1935__2__241_0} }
Baer, Reinhold. Gruppen mit hamiltonschem Kern. Compositio Mathematica, Tome 2 (1935) pp. 241-246. http://gdmltest.u-ga.fr/item/CM_1935__2__241_0/