@article{MAN_1893__43_157685, author = {Otto H\"older}, title = {Die {Gruppen} der {Ordnungen} p3, pq2, pqr, p4}, journal = {Mathematische Annalen}, pages = {301--412}, publisher = {mathdoc}, volume = {43}, year = {1893}, url = {http://geodesic.mathdoc.fr/item/MAN_1893__43_157685/} }