%% You should probably cite rfc8917 instead of this I-D.
@techreport{gellens-lost-validation-00,
    number =    {draft-gellens-lost-validation-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-gellens-lost-validation/00/},
    author =    {Randall Gellens and Brian Rosen},
    title =     {{The LoST-Validation S-NAPTR Application Service Tag}},
    pagetotal = 5,
    year =      ** No value found for 'doc.pub_date.year' **,
    month =     ** No value found for 'doc.pub_date' **,
    day =       ** No value found for 'doc.pub_date.day' **,
    abstract =  {This document adds LoST-Validation to the S-NAPTR Application Service Tag IANA registry.},
}