@techreport{woodworth-npn-00,
    number =    {draft-woodworth-npn-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-woodworth-npn/00/},
    author =    {john.woodworth@centurylink.com and Dean Ballew and Shashwath Bindinganaveli Raghavan and David C Lawrence},
    title =     {{Numeric Pattern Normalization (NPN)}},
    pagetotal = 13,
    year =      2019,
    month =     jul,
    day =       22,
    abstract =  {The Numeric Pattern Normalization (NPN) resource record provides pre- processing information to reduce the number of possible variants which can be generated by pattern-based RR's into a single signable record.},
}