@misc{cryptoeprint:2019:970,
    author = {Xinyu Li and Jing Xu and Xiong Fan and Yuchen Wang and Zhenfeng Zhang},
    title = {Puncturable Signatures and Applications in Proof-of-Stake Blockchain Protocol},
    howpublished = {Cryptology ePrint Archive, Report 2019/970},
    year = {2019},
    url = {https://eprint.iacr.org/2019/970},
}