Cryptology ePrint Archive: BibTeX Citation of Report 2015/074

@misc{cryptoeprint:2015:074,
    author = {Gilles Barthe and Juan Manuel Crespo and Yassine Lakhnech and Benedikt Schmidt },
    title = {Mind the Gap: Modular Machine-checked Proofs of One-Round Key Exchange Protocols},
    howpublished = {Cryptology ePrint Archive, Report 2015/074},
    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.