Eunjong Hong Jai-Hoon Chung Chae Hoon Lim Hardware Design and Performance Estimation of the 128-bit Block Cipher Crypton. 49-60 http://link.springer.de/link/service/series/0558/bibs/1717/17170049.htm 1999 conf/ches/1999 CHES db/conf/ches/ches1999.html#HongCL99