@misc{cryptoeprint:2017:232,
    author = {Alexander Chepurnoy and Tuyet Duong and Lei Fan and Hong-Sheng Zhou},
    title = {TwinsCoin: A Cryptocurrency via Proof-of-Work and Proof-of-Stake},
    howpublished = {Cryptology ePrint Archive, Report 2017/232},
    year = {2017},
    url = {https://eprint.iacr.org/2017/232},
}