@misc{cryptoeprint:2016:1034,
    author = {Arka Rai Choudhuri and Subhamoy Maitra},
    title = {Significantly Improved Multi-bit Differentials for Reduced Round Salsa and ChaCha},
    howpublished = {Cryptology ePrint Archive, Report 2016/1034},
    year = {2016},
    url = {https://eprint.iacr.org/2016/1034},
}