Taizo Shirai Kyoji Shibutani Toru Akishita Shiho Moriai Tetsu Iwata The 128-Bit Blockcipher CLEFIA (Extended Abstract). 181-195 2007 conf/fse/2007 FSE http://dx.doi.org/10.1007/978-3-540-74619-5_12 db/conf/fse/fse2007.html#ShiraiSAMI07