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@article{DAN_1991_316_1_a0, author = {A. S. Asratyan and A. N. Mirumyan}, title = {Transformations of edge colorings of a bipartite multigraph and}, journal = {Doklady Akademii Nauk}, pages = {11--13}, publisher = {mathdoc}, volume = {316}, number = {1}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1991_316_1_a0/} }
A. S. Asratyan; A. N. Mirumyan. Transformations of edge colorings of a bipartite multigraph and. Doklady Akademii Nauk, Tome 316 (1991) no. 1, pp. 11-13. http://geodesic.mathdoc.fr/item/DAN_1991_316_1_a0/