@article{MZ_1973__135_172013,
     author = {Wolfgang Hackenbroch},
     title = {Eindeutigkeit des {Darstellungsraumes} von {Vektorverb\"anden.}},
     journal = {Mathematische Zeitschrift},
     pages = {285--288},
     publisher = {mathdoc},
     volume = {135},
     year = {1973},
     zbl = {0263.46007},
     url = {http://geodesic.mathdoc.fr/item/MZ_1973__135_172013/}
}