@misc{cryptoeprint:2007:178,
    author = {Dakshi Agrawal and Charanjit Jutla},
    title = {Utility Sampling for Trust Metrics in PKI},
    howpublished = {Cryptology ePrint Archive, Report 2007/178},
    year = {2007},
    url = {http://eprint.iacr.org/2007/178},
}