Cryptology ePrint Archive: BibTeX Citation of Report 2011/443

@misc{cryptoeprint:2011:443,
    author = {Nir Bitansky and Ran Canetti and Alessandro Chiesa and Eran Tromer},
    title = {From Extractable Collision Resistance to Succinct Non-Interactive Arguments of Knowledge, and Back Again},
    howpublished = {Cryptology ePrint Archive, Report 2011/443},
    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.