@article{MOMA_1965__69_177299,
     author = {Josef P. Tschupik},
     title = {\"Uber lineare {Bildersysteme} in einem projektiven {Rn.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {339--352},
     publisher = {mathdoc},
     volume = {69},
     year = {1965},
     zbl = {0141.41302},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1965__69_177299/}
}