@misc{cryptoeprint:2010:030,
    author = {D.R. Stinson and J. Upadhyay},
    title = {On the  Complexity of the Herding Attack and Some Related Attacks on Hash Functions},
    howpublished = {Cryptology ePrint Archive, Report 2010/030},
    year = {2010},
    url = {http://eprint.iacr.org/2010/030},
}