T. Beth.Workshop on the Theory and Application of Cryptographic Techniques (1984 : Paris)：Advances in cryptology : Proceedings of EUROCRYPT 84.Springer,1985.
G. R. Blakley,D. Chaum,Workshop on the Theory and Application of Cryptographic Techniques.Workshop on the Theory and Application of Cryptographic Techniques (1984 : Univ. of Calif.)：Advances in cryptology : proceedings of CRYPTO 84.Springer-Verlag,1985.
