%0 Journal Article %A Szigeti, Jenő %A Tuza, Zsolt %T Generalized colorings and avoidable orientations %J Discussiones Mathematicae. Graph Theory %D 1997 %P 137-145 %V 17 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGT_1997_17_1_a10/ %G en %F DMGT_1997_17_1_a10