Cryptology ePrint Archive: BibTeX Citation of Report 2011/544

@misc{cryptoeprint:2011:544,
    author = {Andres Molina-Markham and George Danezis and Kevin Fu and Prashant Shenoy and David Irwin},
    title = {Designing Privacy-preserving Smart Meters with Low-cost Microcontrollers},
    howpublished = {Cryptology ePrint Archive, Report 2011/544},
    year = {2011},
    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.