@misc{cryptoeprint:2015:640,
    author = {Luís T. A. N. Brandão},
    title = {Very-efficient simulatable flipping of many coins into a well},
    howpublished = {Cryptology ePrint Archive, Report 2015/640},
    year = {2015},
    url = {https://eprint.iacr.org/2015/640},
}