@article{SMJ2_2021_47_1_a2,
     author = {Szab\'o, S\'andor and Zavalnij, Bogd\'an},
     title = {Clique number estimate  based on coloring of the nodes},
     journal = {Serdica Mathematical Journal},
     pages = {31--44},
     publisher = {mathdoc},
     volume = {47},
     number = {1},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2021_47_1_a2/}
}