@article{MZ_1972__126_171728,
     author = {David Perin},
     title = {On {Collineation} {Groups} of {Finite} {Projective} {Spaces.}},
     journal = {Mathematische Zeitschrift},
     pages = {135--142},
     publisher = {mathdoc},
     volume = {126},
     year = {1972},
     zbl = {0223.20051},
     url = {http://geodesic.mathdoc.fr/item/MZ_1972__126_171728/}
}