Cryptology ePrint Archive: BibTeX Citation of Report 1998/019

@misc{cryptoeprint:1998:019,
    author = {Mihir Bellare, Shai Halevi, Amit Sahai and Salil Vadhan},
    title = {Many-to-one Trapdoor Functions and their Relation to Public-key Cryptosystems },
    howpublished = {Cryptology ePrint Archive, Report 1998/019},
    year = {1998},
    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.