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@article{MZ_1969__111_171201, author = {Ascher Wagner}, title = {Collineations of {Finite} {Projective} {Spaces} as {Permutations} on the {Sets} of {Dual} {Subspaces.}}, journal = {Mathematische Zeitschrift}, pages = {249--254}, publisher = {mathdoc}, volume = {111}, year = {1969}, zbl = {0176.17802}, url = {http://geodesic.mathdoc.fr/item/MZ_1969__111_171201/} }
Ascher Wagner. Collineations of Finite Projective Spaces as Permutations on the Sets of Dual Subspaces.. Mathematische Zeitschrift, Tome 111 (1969), pp. 249-254. http://geodesic.mathdoc.fr/item/MZ_1969__111_171201/