Cryptology ePrint Archive: BibTeX Citation of Report 2014/843

@misc{cryptoeprint:2014:843,
    author = {Jun Xu, Lei Hu, Zhangjie Huang, Liqiang Peng},
    title = {Finding Small Solutions of a Class of Simultaneous Modular Equations and Applications to Modular Inversion Hidden Number Problem and Inversive Congruential Generator},
    howpublished = {Cryptology ePrint Archive, Report 2014/843},
    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.