Cryptology ePrint Archive: BibTeX Citation of Report 2016/336

    author       = {Margarita Osadchy and
		    Julio Hernandez-Castro and
		    Stuart Gibson and
		    Orr Dunkelman and
		    Daniel PĂ©rez-Cabo},
    title        = {No Bot Expects the DeepCAPTCHA! Introducing Immutable Adversarial Examples with Applications to CAPTCHA},
    howpublished = {Cryptology ePrint Archive, Report 2016/336},
    year         = {2016},
    note         = {\url{}},

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.

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