@misc{cryptoeprint:2013:805,
    author = {Giuseppe Ateniese and Ilario Bonacina and Antonio Faonio and Nicola Galesi},
    title = {Proofs of Space: When Space is of the Essence},
    howpublished = {Cryptology ePrint Archive, Report 2013/805},
    year = {2013},
    url = {https://eprint.iacr.org/2013/805},
}