@misc{cryptoeprint:2011:323,
    author = {Shusheng Liu and Libin Wang and Zheng Gong},
    title = {Improved Related-Key Boomerang Distinguishing Attack of Threefish-256},
    howpublished = {Cryptology ePrint Archive, Report 2011/323},
    year = {2011},
    url = {http://eprint.iacr.org/2011/323},
}