Hell, Martin; Johansson, Thomas; Maximov, Alexander; Meier, Willi (2006). "A Stream Cipher Proposal: Grain-128"(PDF). Proceedings 2006 IEEE International Symposium on Information Theory, ISIT 2006, The Westin Seattle, Seattle, Washington, USA, July 9–14, 2006. IEEE. pp. 1614–1618. doi:10.1109/ISIT.2006.261549. ISBN1-4244-0505-X.
Hell, Martin; Johansson, Thomas; Maximov, Alexander; Meier, Willi (2006). "A Stream Cipher Proposal: Grain-128"(PDF). Proceedings 2006 IEEE International Symposium on Information Theory, ISIT 2006, The Westin Seattle, Seattle, Washington, USA, July 9–14, 2006. IEEE. pp. 1614–1618. doi:10.1109/ISIT.2006.261549. ISBN1-4244-0505-X.
Y. Zheng; X. Zhang (November 1999). Plateaued Functions. Second International Conference on Information and Communication Security (ICICS '99). pp. 284–300. Retrieved 24 September 2009.
C. Carlet; L.E. Danielsen; M.G. Parker; P. Solé (19 May 2008). Self Dual Bent Functions(PDF). Fourth International Workshop on Boolean Functions: Cryptography and Applications (BFCA '08). Retrieved 21 September 2009.