@misc{cryptoeprint:2016:1184,
    author = {Sergi Delgado-Segura and Cristina Pérez-Solà and Jordi Herrera-Joancomartí and Guillermo Navarro-Arribas},
    title = {Bitcoin Private Key Locked Transactions},
    howpublished = {Cryptology ePrint Archive, Report 2016/1184},
    year = {2016},
    url = {https://eprint.iacr.org/2016/1184},
}