@misc{cryptoeprint:2012:270,
    author = {Enrico Thomae},
    title = {Quo Vadis Quaternion? Cryptanalysis of Rainbow over Non-Commutative Rings},
    howpublished = {Cryptology ePrint Archive, Report 2012/270},
    year = {2012},
    url = {http://eprint.iacr.org/2012/270},
}