@misc{cryptoeprint:2011:379,
    author = {Miaomiao Tian and Wei Yang and Liusheng Huang},
    title = {Cryptanalysis and improvement of a certificateless multi-proxy signature scheme},
    howpublished = {Cryptology ePrint Archive, Report 2011/379},
    year = {2011},
    url = {http://eprint.iacr.org/2011/379},
}