@article{PDMA_2012_5_a25,
     author = {A. M. Koreneva and V. M. Fomichev},
     title = {Cryptographic properties of block ciphers based on shift registers},
     journal = {Prikladnaya Diskretnaya Matematika. Supplement},
     pages = {49--51},
     year = {2012},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDMA_2012_5_a25/}
}