%0 Journal Article %A de Werra, D. %T Equitable colorations of graphs %J ESAIM: Mathematical Modelling and Numerical Analysis %D 1971 %P 3-8 %V 5 %N R3 %I Dunod %C Paris %U http://geodesic.mathdoc.fr/item/M2AN_1971__5_3_3_0/ %G en %F M2AN_1971__5_3_3_0