@article{MASLO_1980__30_2_a2,
     author = {Plesn{\'\i}k, J\'an},
     title = {Coloring of graphs by partitioning},
     journal = {Mathematica slovaca},
     pages = {121--126},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {1980},
     mrnumber = {587236},
     zbl = {0438.05029},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1980__30_2_a2/}
}