Cryptology ePrint Archive: BibTeX Citation of Report 2010/003

@misc{cryptoeprint:2010:003,
    author = {Joseph K. Liu, Joonsang Baek, Jianying Zhou, Yanjiang Yang, Jun Wen Wong},
    title = {Efficient Online/Offline Identity-Based Signature for Wireless Sensor Network},
    howpublished = {Cryptology ePrint Archive, Report 2010/003},
    year = {2010},
    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.