@misc{cryptoeprint:1999:020,
    author = {Silvio Micali and Leonid Reyzin },
    title = {Improving the Exact Security of Digital Signature Schemes },
    howpublished = {Cryptology ePrint Archive, Report 1999/020},
    year = {1999},
    url = {http://eprint.iacr.org/1999/020},
}