@misc{cryptoeprint:2005:142,
    author = {Mahalingam Ramkumar},
    title = {Broadcast Encryption with Random Key Pre-distribution Schemes},
    howpublished = {Cryptology ePrint Archive, Report 2005/142},
    year = {2005},
    url = {http://eprint.iacr.org/2005/142},
}