@article{MVK_2012_3_1_a4,
     author = {V. N. Sachkov},
     title = {Random mappings of sets with restrictions on {parameters.~I}},
     journal = {Matemati\v{c}eskie voprosy kriptografii},
     pages = {125--144},
     year = {2012},
     volume = {3},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MVK_2012_3_1_a4/}
}