@article{GDZPPN002024047,
title = {Non-Injective Collineations on Some Sets in Desarguesian Projective Planes and Extension of Non-Commutative Valuations. (Short Communication).},
journal = {Aequationes mathematicae},
volume = {5},
year = {1970},
pages = {261-263},
zbl = {0202.51101},
url = {http://dml.mathdoc.fr/item/GDZPPN002024047}
}
Radó, F. Non-Injective Collineations on Some Sets in Desarguesian Projective Planes and Extension of Non-Commutative Valuations. (Short Communication).. Aequationes mathematicae, Tome 5 (1970) pp. 261-263. http://gdmltest.u-ga.fr/item/GDZPPN002024047/