@article{02107494,
title = {On the chromatic number of intersection graphs of convex sets in the plane.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {11},
year = {2004},
zbl = {1054.05040},
language = {en},
url = {http://dml.mathdoc.fr/item/02107494}
}
Kim, Seog-Jin; Kostochka, Alexandr; Nakprasit, Kittikorn. On the chromatic number of intersection graphs of convex sets in the plane.. The Electronic Journal of Combinatorics [electronic only], Tome 11 (2004) . http://gdmltest.u-ga.fr/item/02107494/