@misc{cryptoeprint:2007:032,
    author = {Avradip Mandal and Mridul Nandi},
    title = {An improved collision probability for CBC-MAC and PMAC},
    howpublished = {Cryptology ePrint Archive, Report 2007/032},
    year = {2007},
    url = {http://eprint.iacr.org/2007/032},
}