@article{MZ_1987__195_183678,
     author = {Viktor Losert},
     title = {On the {Structure} of {Groups} with {Polynomial} {Growth.}},
     journal = {Mathematische Zeitschrift},
     pages = {109--118},
     year = {1987},
     volume = {195},
     zbl = {0633.22002},
     url = {http://geodesic.mathdoc.fr/item/MZ_1987__195_183678/}
}