@article{1183507845,
author = {Baer, Reinhold},
title = {Projectivities with fixed points on every line of the plane},
journal = {Bull. Amer. Math. Soc.},
volume = {52},
number = {12},
year = {1946},
pages = { 273-286},
language = {en},
url = {http://dml.mathdoc.fr/item/1183507845}
}
Baer, Reinhold. Projectivities with fixed points on every line of the plane. Bull. Amer. Math. Soc., Tome 52 (1946) no. 12, pp. 273-286. http://gdmltest.u-ga.fr/item/1183507845/