@article{BAG_1983__15_138244,
     author = {G. STEFFEN},
     title = {Zur {Struktur} endlicher metabelscher {Gruppen} mit abelscher {Fittinggruppe} {I}},
     journal = {Beitr\"age zur Algebra und Geometrie},
     pages = {67--82},
     publisher = {mathdoc},
     volume = {15},
     year = {1983},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/BAG_1983__15_138244/}
}