@article{01614334,
title = {Circular chromatic number of planar graphs of large odd girth.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {8},
year = {2001},
zbl = {0969.05022},
language = {en},
url = {http://dml.mathdoc.fr/item/01614334}
}
Zhu, Xuding. Circular chromatic number of planar graphs of large odd girth.. The Electronic Journal of Combinatorics [electronic only], Tome 8 (2001) . http://gdmltest.u-ga.fr/item/01614334/