@misc{cryptoeprint:2012:576,
    author = {Xiao Tan and Qiong Huang and Duncan S. Wong},
    title = {Concurrent Signatures without Random Oracles},
    howpublished = {Cryptology ePrint Archive, Report 2012/576},
    year = {2012},
    url = {http://eprint.iacr.org/2012/576},
}