@article{PDM_2010_12_a34,
     author = {A. A. Dolgov},
     title = {About one family of exact 2-extensions of tournaments},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {72--73},
     publisher = {mathdoc},
     number = {12},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2010_12_a34/}
}