@article{ADM_2013_16_1_a9,
     author = {S. Kozerenko},
     title = {On {Markov} graphs},
     journal = {Algebra and discrete mathematics},
     pages = {96--102},
     publisher = {mathdoc},
     volume = {16},
     number = {1},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2013_16_1_a9/}
}