@article{MAN_1970__184_161907,
     author = {M. WOLFF},
     title = {\"Uber das {Spektrum} von {Verhandshomomorphismen} in {Banach-Verb\"anden.}},
     journal = {Mathematische Annalen},
     pages = {49--55},
     publisher = {mathdoc},
     volume = {184},
     year = {1970},
     url = {http://geodesic.mathdoc.fr/item/MAN_1970__184_161907/}
}