@misc{cryptoeprint:2015:565,
    author = {Craig Costello and Patrick Longa},
    title = {FourQ: four-dimensional decompositions on a Q-curve over the Mersenne prime},
    howpublished = {Cryptology ePrint Archive, Report 2015/565},
    year = {2015},
    url = {https://eprint.iacr.org/2015/565},
}