@misc{cryptoeprint:1999:021,
    author = {Maurizio Kliban Boyarsky },
    title = {Public-Key  Cryptography  and  Password  Protocols:  The Multi-User Case },
    howpublished = {Cryptology ePrint Archive, Report 1999/021},
    year = {1999},
    url = {http://eprint.iacr.org/1999/021},
}