Baudoin Collard, François-Xavier Standaert, Jean-Jacques Quisquater. Improved and Multiple Linear Cryptanalysis of Reduced Round Serpent. In Dingyi Pei, Moti Yung, Dongdai Lin, Chuankun Wu, editors, Information Security and Cryptology, Third SKLOIS Conference, Inscrypt 2007, Xining, China, August 31 - September 5, 2007, Revised Selected Papers. Volume 4990 of Lecture Notes in Computer Science, pages 51-65, Springer, 2007. [doi]