@misc{cryptoeprint:2018:1125,
    author = {Massimo Bartoletti and Roberto Zunino},
    title = {Verifying liquidity of Bitcoin contracts},
    howpublished = {Cryptology ePrint Archive, Report 2018/1125},
    year = {2018},
    url = {https://eprint.iacr.org/2018/1125},
}