1. Thomas Beth, Christopher Charnes, Markus Grassl, Gernot Alber, Aldo Delgado, and Michael Mussinger, A new class of designs which protect against quantum jumps, Des. Codes Cryptogr. 29 (2003), no. 1-3, 51–70.[MR]
  2. Chris Charnes, Martin Rötteler, and Thomas Beth, On homogeneous bent functions, Applied Algebra, Algebraic Algorithms and Error-correcting Codes (Melbourne, 2001), Lecture Notes in Comput. Sci., vol. 2227, Springer, Berlin, 2001, pp. 249–259.[MR]
  3. Chris Charnes, Martin Rötteler, and Thomas Beth, Homogeneous bent functions, invariants, and designs, Des. Codes Cryptogr. 26 (2002), no. 1-3, 139–154.[MR]
  4. Cameron McDonald, Chris Charnes, and Josef Pieprzyk, An algebraic analysis of Trivium ciphers based on the boolean satisfiability problem, IACR (2007).[eprint]