@article{MZ_1968__103_170921,
     author = {Herbert Abels},
     title = {\"Uber die {Erzeugung} von eigentlichen {Transformationsgruppen.}},
     journal = {Mathematische Zeitschrift},
     pages = {333--357},
     year = {1968},
     volume = {103},
     zbl = {0315.54046},
     url = {http://geodesic.mathdoc.fr/item/MZ_1968__103_170921/}
}