Cryptology ePrint Archive: BibTeX Citation of Report 2008/138

@misc{cryptoeprint:2008:138,
    author = {Rafael Dowsley and Jeroen van de Graaf and J\"{o}rn M\"{u}ller-Quade and Anderson C. A. Nascimento},
    title = {Oblivious Transfer Based on the McEliece Assumptions},
    howpublished = {Cryptology ePrint Archive, Report 2008/138},
    year = {2008},
    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.