@misc{cryptoeprint:2013:007,
    author = {Yuyin Yu and Mingsheng Wang and Yongqiang Li},
    title = {A Matrix Approach for Constructing Quadratic APN Functions},
    howpublished = {Cryptology ePrint Archive, Report 2013/007},
    year = {2013},
    url = {http://eprint.iacr.org/2013/007},
}