@misc{cryptoeprint:2007:057,
    author = {David Freeman},
    title = {Constructing pairing-friendly genus 2 curves over prime fields with ordinary Jacobians},
    howpublished = {Cryptology ePrint Archive, Report 2007/057},
    year = {2007},
    url = {http://eprint.iacr.org/2007/057},
}