@article{MZ_1979__167_172840,
     author = {Udo Preiser},
     title = {Produkte endlicher einfacher {Gruppen.}},
     journal = {Mathematische Zeitschrift},
     pages = {91--98},
     publisher = {mathdoc},
     volume = {167},
     year = {1979},
     zbl = {0388.20020},
     url = {http://geodesic.mathdoc.fr/item/MZ_1979__167_172840/}
}