Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1967__99_170759, author = {Helmut Salzmann}, title = {Kollineationsgruppen ebener {Geometrien.}}, journal = {Mathematische Zeitschrift}, pages = {1--15}, publisher = {mathdoc}, volume = {99}, year = {1967}, language = {de}, url = {http://geodesic.mathdoc.fr/item/MZ_1967__99_170759/} }
Helmut Salzmann. Kollineationsgruppen ebener Geometrien.. Mathematische Zeitschrift, Tome 99 (1967), pp. 1-15. http://geodesic.mathdoc.fr/item/MZ_1967__99_170759/