@misc{cryptoeprint:2020:309,
    author = {Patrick Derbez and Paul Huynh and Virginie Lallemand and María Naya-Plasencia and Léo Perrin and André Schrottenloher},
    title = {Cryptanalysis Results on Spook},
    howpublished = {Cryptology ePrint Archive, Report 2020/309},
    year = {2020},
    url = {https://eprint.iacr.org/2020/309},
}