@article{MZ_1956__66_169620,
     author = {Martin Kneser},
     title = {Summenmengen in lokalkompakten abelschen {Gruppen.}},
     journal = {Mathematische Zeitschrift},
     pages = {88--110},
     publisher = {mathdoc},
     volume = {66},
     year = {1956},
     zbl = {0073.01702},
     url = {http://geodesic.mathdoc.fr/item/MZ_1956__66_169620/}
}