%0 Journal Article %A Szabó, S. %A Zaválnij, B. %T The gulf between the clique number and its upper estimate provided by fractional coloring of the nodes %J Serdica Mathematical Journal %D 2017 %P 111-126 %V 43 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SMJ2_2017_43_2_a1/ %G en %F SMJ2_2017_43_2_a1