@article{GDZPPN000364029,
title = {Disjoint Edges in Geometric Graphs.},
journal = {Discrete \& computational geometry},
volume = {4},
year = {1989},
pages = {287-290},
zbl = {0692.05037},
url = {http://dml.mathdoc.fr/item/GDZPPN000364029}
}
Erdös, P.; Alon, N. Disjoint Edges in Geometric Graphs.. Discrete & computational geometry, Tome 4 (1989) pp. 287-290. http://gdmltest.u-ga.fr/item/GDZPPN000364029/