Cryptology ePrint Archive: BibTeX Citation of Report 2015/632

@misc{cryptoeprint:2015:632,
    author = {Mohammad Mahmoody and Ameer Mohammed and Soheil Nematihaji},
    title = {More on  Impossibility of Virtual Black-Box  Obfuscation in Idealized Models},
    howpublished = {Cryptology ePrint Archive, Report 2015/632},
    year = {2015},
    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.