@article{MVK_2013_4_1_a4,
     author = {A. B. Pichkur},
     title = {Description of the set of permutations representable as a~product of two permutations with fixed number of mobile {points.~II}},
     journal = {Matemati\v{c}eskie voprosy kriptografii},
     pages = {87--109},
     year = {2013},
     volume = {4},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MVK_2013_4_1_a4/}
}