@inproceedings{JSI96,
  author    = {M. Jakobsson and K. Sako and R. Impagliazzo},
  title     = {Designated Verifier Proofs and Their Applications},
  pages     = {143--154},
  booktitle = {EuroCrypt '96},
  note      = {LNCS 1070},
  publisher = {Springer-Verlag},
  year      = 1996
}