@article{PDM_2010_12_a44,
     author = {I. V. Pankratov and O. A. Teploukhova},
     title = {Estimatiing complexity of directed enumeration in non-uniformly distributed key spaces},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {88--90},
     publisher = {mathdoc},
     number = {12},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2010_12_a44/}
}