@misc{cryptoeprint:2018:669,
    author = {Cyril Bouvier and Laurent Imbert},
    title = {Faster cofactorization with ECM using mixed representations},
    howpublished = {Cryptology ePrint Archive, Report 2018/669},
    year = {2018},
    url = {https://eprint.iacr.org/2018/669},
}