@misc{cryptoeprint:2009:513,
    author = {David Xiao},
    title = {(Nearly) optimal black-box constructions of commitments secure against selective opening attacks},
    howpublished = {Cryptology ePrint Archive, Report 2009/513},
    year = {2009},
    url = {http://eprint.iacr.org/2009/513},
}