@article{MZ_1965__87_170362,
     author = {Hermann Heineken},
     title = {Linkskommutatorgeschlossene {Gruppen.}},
     journal = {Mathematische Zeitschrift},
     pages = {37--41},
     publisher = {mathdoc},
     volume = {87},
     year = {1965},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1965__87_170362/}
}