Cryptology ePrint Archive: BibTeX Citation of Report 1997/012

@misc{cryptoeprint:1997:012,
    author = {Oded Goldreich, Birgit Pfitzmann, and Ronald L. Rivest},
    title = {Self-Delegation with Controlled Propagation - or - What If You Lose Your Laptop.},
    howpublished = {Cryptology ePrint Archive, Report 1997/012},
    year = {1997},
    note = {\url{http://eprint.iacr.org/}},
}

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.