Cryptology ePrint Archive: BibTeX Citation of Report 2011/513

@misc{cryptoeprint:2011:513,
    author = {Abhishek Jain and Omkant Pandey},
    title = {Non-Malleable Zero Knowledge: Black-Box Constructions and Definitional Relationships},
    howpublished = {Cryptology ePrint Archive, Report 2011/513},
    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.