Cryptology ePrint Archive: BibTeX Citation of Report 2014/228

@misc{cryptoeprint:2014:228,
    author = {Achiya Bar-On and Itai Dinur and Orr Dunkelman and Virginie Lallemand and Nathan Keller and Boaz Tsaban},
    title = {Cryptanalysis of SP Networks with Partial Non-Linear Layers},
    howpublished = {Cryptology ePrint Archive, Report 2014/228},
    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.