@article{GDZPPN00239748X,
title = {Collineation Groups Containing Elations. II.},
journal = {Mathematische Zeitschrift},
volume = {93},
year = {1966},
pages = {281-287},
zbl = {0158.19406},
url = {http://dml.mathdoc.fr/item/GDZPPN00239748X}
}
Piper, F.C. Collineation Groups Containing Elations. II.. Mathematische Zeitschrift, Tome 93 (1966) pp. 281-287. http://gdmltest.u-ga.fr/item/GDZPPN00239748X/