@article{GDZPPN000364304,
title = {Combinatorial Geometries Representable over GF(3) and GF(q). I. The Number of Points.},
journal = {Discrete \& computational geometry},
volume = {5},
year = {1990},
pages = {83-95},
zbl = {0697.51007},
url = {http://dml.mathdoc.fr/item/GDZPPN000364304}
}
Kung, J.P.S. Combinatorial Geometries Representable over GF(3) and GF(q). I. The Number of Points.. Discrete & computational geometry, Tome 5 (1990) pp. 83-95. http://gdmltest.u-ga.fr/item/GDZPPN000364304/