@article{DA_2005_12_3_a2,
     author = {V. G. Vizing},
     title = {Strict coloring of incidentors in undirected multigraphs},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {48--53},
     publisher = {mathdoc},
     volume = {12},
     number = {3},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2005_12_3_a2/}
}