Cryptology ePrint Archive: BibTeX Citation of Report 2006/114

@misc{cryptoeprint:2006:114,
    author = {Ryuichi Harasawa and Yutaka Sueyoshi and Aichi Kudo},
    title = {Tate pairing for $y^{2}=x^{5}-\alpha x$  in Characteristic Five},
    howpublished = {Cryptology ePrint Archive, Report 2006/114},
    year = {2006},
    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.