@misc{cryptoeprint:2008:056,
    author = {Vladislav Kovtun, Thomas Wollinger},
    title = {Fast explicit formulae for genus 2 hyperelliptic curves using projective coordinates (Updated)},
    howpublished = {Cryptology ePrint Archive, Report 2008/056},
    year = {2008},
    url = {http://eprint.iacr.org/2008/056},
}