@misc{cryptographic+strength+of+a+new+symmetric+block+cipher+based+on+feistel+network, author = {Lagun, Andriy}, title = {Cryptographic strength of a new symmetric block cipher based on Feistel network}, journal = {Technical Transactions}, address = {Kraków}, publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>}, date = {2013}, number = {Y. 110, iss. 2-AC} }