%% You should probably cite rfc8093 instead of this I-D.
@techreport{ietf-idr-deprecate-30-31-129-01,
    number =    {draft-ietf-idr-deprecate-30-31-129-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-idr-deprecate-30-31-129/01/},
    author =    {Job Snijders},
    title =     {{Deprecation of BGP Path Attribute values 30, 31, 129, 241, 242, and 234}},
    pagetotal = 3,
    year =      2016,
    month =     dec,
    day =       17,
    abstract =  {This document requests IANA to mark BGP path attribute values 30, 31, 129, 241, 242, and 243 as "deprecated".},
}