Cryptology ePrint Archive: BibTeX Citation of Report 2012/709

@misc{cryptoeprint:2012:709,
    author = {Qun-Xiong Zheng and Wen-Feng Qi},
    title = {Further results on the distinctness of binary sequences derived from primitive sequences modulo square-free odd integers},
    howpublished = {Cryptology ePrint Archive, Report 2012/709},
    year = {2012},
    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.