@article{SMJ2_2017_43_2_a1,
     author = {Szab\'o, S. and Zav\'alnij, B.},
     title = {The gulf between the clique number and its upper estimate provided by fractional coloring of the nodes},
     journal = {Serdica Mathematical Journal},
     pages = {111--126},
     publisher = {mathdoc},
     volume = {43},
     number = {2},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2017_43_2_a1/}
}