@misc{cryptoeprint:2018:250,
    author = {Xiong Fan and Qiang Tang},
    title = {Making Public Key Functional Encryption Function Private, Distributively},
    howpublished = {Cryptology ePrint Archive, Report 2018/250},
    year = {2018},
    url = {https://eprint.iacr.org/2018/250},
}