@misc{cryptoeprint:2013:760,
    author = {Johannes Mykkeltveit and Janusz Szmidt},
    title = {On cross joining de Bruijn sequences},
    howpublished = {Cryptology ePrint Archive, Report 2013/760},
    year = {2013},
    url = {https://eprint.iacr.org/2013/760},
}