@article{MZ_1960__73_169859,
     author = {Helmut Wielandt},
     title = {Sylowt\"urme in subnormalen {Untergruppen.}},
     journal = {Mathematische Zeitschrift},
     pages = {386--392},
     publisher = {mathdoc},
     volume = {73},
     year = {1960},
     zbl = {0093.02401},
     url = {http://geodesic.mathdoc.fr/item/MZ_1960__73_169859/}
}