@article{GDZPPN002410192,
title = {Homologies in Collineation Groups of Finite Projective Planes. I.},
journal = {Mathematische Zeitschrift},
volume = {129},
year = {1972},
pages = {133-140},
zbl = {0219.50021},
url = {http://dml.mathdoc.fr/item/GDZPPN002410192}
}
Brown, Julia M. Nowlin. Homologies in Collineation Groups of Finite Projective Planes. I.. Mathematische Zeitschrift, Tome 129 (1972) pp. 133-140. http://gdmltest.u-ga.fr/item/GDZPPN002410192/