Goce Jakimoski Yvo Desmedt Related-Key Differential Cryptanalysis of 192-bit Key AES Variants. 208-221 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3006&spage=208 2003 conf/sacrypt/2003 Selected Areas in Cryptography db/conf/sacrypt/sacrypt2003.html#JakimoskiD03