@misc{cryptoeprint:2009:157,
    author = {Peter Birkner and Nicolas Thériault},
    title = {Efficient Halving for Genus 3 Curves over Binary Fields},
    howpublished = {Cryptology ePrint Archive, Report 2009/157},
    year = {2009},
    url = {http://eprint.iacr.org/2009/157},
}