Cryptology ePrint Archive: BibTeX Citation of Report 2013/668

@misc{cryptoeprint:2013:668,
    author = {Boaz Barak and Nir Bitansky and Ran Canetti and Yael Tauman Kalai and Omer Paneth and Amit Sahai},
    title = {Obfuscation for Evasive Functions},
    howpublished = {Cryptology ePrint Archive, Report 2013/668},
    year = {2013},
    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.