Advances in cryptology - asiacrypt'91 proceedings of the international conference on the theory and application of cryptology, held in fujiyoshida, japan, november, 11-14, 1991
International Conference on the Theory Application of Cryptology (2. 1991 Fujiyoshida, Jp) Hideki Imai
Berlin Springer 1993
Available at ICMC - Inst. Ciên. Mat. Computação (68-02 Lncs v.739 e.1 ) and other locations(GetIt)