@article{JRAM_1953__191_150234,
     author = {Demetrios A. Kappos},
     title = {Erweiterung von {Ma{\ss}verb\"anden.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {97--109},
     publisher = {mathdoc},
     volume = {191},
     year = {1953},
     zbl = {0050.05701},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1953__191_150234/}
}