@misc{cryptoeprint:2020:1367,
    author = {Loïc Etienne},
    title = {Costs of an Attack Against Proof-of-Work},
    howpublished = {Cryptology ePrint Archive, Report 2020/1367},
    year = {2020},
    url = {https://eprint.iacr.org/2020/1367},
}