@article{MAN_1930__102_159371,
     author = {J. von Neumann},
     title = {Allgemeine {Eigenwerttheorie} {Hermitescher} {Funktionaloperatoren}},
     journal = {Mathematische Annalen},
     pages = {49--131},
     publisher = {mathdoc},
     volume = {102},
     year = {1930},
     zbl = {55.0824.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1930__102_159371/}
}