Changhoon Lee Jongsung Kim Jaechul Sung Seokhie Hong Sangjin Lee Dukjae Moon Related-Key Differential Attacks on Cobra-H64 and Cobra-H128. 201-219 2005 conf/ima/2005 IMA Int. Conf. http://dx.doi.org/10.1007/11586821_14 db/conf/ima/ima2005.html#LeeKSHLM05