Cryptology ePrint Archive: BibTeX Citation of Report 2014/951

@misc{cryptoeprint:2014:951,
    author = {Robert Wicik and Tomasz Rachwalik and Rafał Gliwa},
    title = {Modified Alternating Step Generators with Non-Linear Scrambler},
    howpublished = {Cryptology ePrint Archive, Report 2014/951},
    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.