Cryptology ePrint Archive: BibTeX Citation of Report 2007/065

@misc{cryptoeprint:2007:065,
    author = {Kaoru Kurosawa and Wataru Kishimoto and Takeshi Koshiba},
    title = {How to Derive Lower Bound on Oblivious Transfer Reduction},
    howpublished = {Cryptology ePrint Archive, Report 2007/065},
    year = {2007},
    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.