@article{MAN_1971__194_162188,
     author = {Helmut RECKZIEGEL},
     title = {\"Uber indefinite hermitesche {Formen} auf {Hilbertraumb\"undeln.}},
     journal = {Mathematische Annalen},
     pages = {78--82},
     publisher = {mathdoc},
     volume = {194},
     year = {1971},
     zbl = {0211.26403},
     url = {http://geodesic.mathdoc.fr/item/MAN_1971__194_162188/}
}