Cryptology ePrint Archive: BibTeX Citation of Report 2014/802

@misc{cryptoeprint:2014:802,
    author = {Shahin Tajik, Enrico Dietz, Sven Frohmann, Jean-Pierre Seifert, Dmitry Nedospasov, Clemens Helfmeier, Christian Boit, Helmar Dittrich},
    title = {Physical Characterization of Arbiter PUFs},
    howpublished = {Cryptology ePrint Archive, Report 2014/802},
    year = {2014},
    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.