@article{MAN_1959__139_160729,
     author = {R. KULTZE},
     title = {Fastperiodische {Kompaktifikation} von {Halbgruppen.}},
     journal = {Mathematische Annalen},
     pages = {44--50},
     publisher = {mathdoc},
     volume = {139},
     year = {1959},
     url = {http://geodesic.mathdoc.fr/item/MAN_1959__139_160729/}
}