@article{DM_1989_1_1_a11,
     author = {A. L. Yakymiv},
     title = {Permutations with cycle lengths in a~given set},
     journal = {Diskretnaya Matematika},
     pages = {105--116},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1989_1_1_a11/}
}