Cryptology ePrint Archive: BibTeX Citation of Report 2008/077

@misc{cryptoeprint:2008:077,
    author = {Shigeo Tsujii and Kohtaro Tadaki and Ryou Fujita},
    title = {Nonlinear Piece In Hand Matrix Method for Enhancing Security of Multivariate Public Key Cryptosystems},
    howpublished = {Cryptology ePrint Archive, Report 2008/077},
    year = {2008},
    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.