@article{RSMUP_1989__81__255_0,
     author = {M\"ohres, Walter},
     title = {Aufl\"osbare {Gruppen} mit endlichem {Exponenten,} deren {Untergruppen} alle subnormal sind. - {I}},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {255--268},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {81},
     year = {1989},
     mrnumber = {1020199},
     zbl = {0695.20021},
     language = {de},
     url = {http://www.numdam.org/item/RSMUP_1989__81__255_0/}
}