@misc{cryptoeprint:2010:352,
    author = {Masahiro Yagisawa},
    title = {A Digital Signature Using Multivariate Functions on Quaternion Ring},
    howpublished = {Cryptology ePrint Archive, Report 2010/352},
    year = {2010},
    url = {http://eprint.iacr.org/2010/352},
}