Cryptology ePrint Archive: BibTeX Citation of Report 2011/001

@misc{cryptoeprint:2011:001,
    author = {Zeng Bing  and  Tang Xueming and   Xu Peng and Jing Jiandu},
    title = {Practical Frameworks For $h$-Out-Of-$n$  Oblivious Transfer With Security Against  Covert and Malicious  Adversaries},
    howpublished = {Cryptology ePrint Archive, Report 2011/001},
    year = {2011},
    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.