Cryptology ePrint Archive: BibTeX Citation of Report 2009/014

@misc{cryptoeprint:2009:014,
    author = {Simon R. Blackburn and Tuvi Etzion and Keith M. Martin and Maura B. Paterson},
    title = {Key Predistribution Techniques for Grid-Based Wireless Sensor Networks},
    howpublished = {Cryptology ePrint Archive, Report 2009/014},
    year = {2009},
    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.