@misc{cryptoeprint:2014:837,
    author = {Maciej Skorski},
    title = {True Random Number Generators Secure in a Changing Environment: Improved Security Bounds},
    howpublished = {Cryptology ePrint Archive, Report 2014/837},
    year = {2014},
    url = {https://eprint.iacr.org/2014/837},
}