@article{MVK_2014_5_3_a4,
     author = {S. V. Polin},
     title = {Permutation lattices of equivalence relations on {Cartesian} products},
     journal = {Matemati\v{c}eskie voprosy kriptografii},
     pages = {81--116},
     year = {2014},
     volume = {5},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MVK_2014_5_3_a4/}
}