@article{MAN_1953__126_160340,
     author = {E. Peschl and F. Erwe},
     title = {\"Uber beschr\"ankte {Systeme} von {Funktionen.}},
     journal = {Mathematische Annalen},
     pages = {185--220},
     year = {1953},
     volume = {126},
     zbl = {0051.06402},
     url = {http://geodesic.mathdoc.fr/item/MAN_1953__126_160340/}
}