@article{MM2_1979__27_154607,
     author = {Otto-Uwe Kramer},
     title = {Gruppenklassen, deren kritische {Gruppen} minimal nicht nilpotent sind.},
     journal = {Manuscripta mathematica},
     pages = {113--124},
     year = {1979},
     volume = {27},
     url = {http://geodesic.mathdoc.fr/item/MM2_1979__27_154607/}
}