@misc{cryptoeprint:2003:072,
    author = {Amit K Awasthi and Sunder Lal},
    title = {Proxy Blind Signature Scheme},
    howpublished = {Cryptology ePrint Archive, Report 2003/072},
    year = {2003},
    url = {http://eprint.iacr.org/2003/072},
}