%% You should probably cite rfc2836 instead of this I-D.
@techreport{ietf-diffserv-phbid-00,
    number =    {draft-ietf-diffserv-phbid-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-ietf-diffserv-phbid/00/},
    author =    {Scott W. Brim and Brian E. Carpenter and François Le Faucheur},
    title =     {{Per Hop Behavior Identification Codes}},
    pagetotal = 7,
    year =      1999,
    month =     oct,
    day =       4,
    abstract =  {This document defines a binary encoding to uniquely identify PHBs (Per Hop Behaviors) and/or sets of PHBs in protocol messages. {[}STANDARDS-TRACK{]}},
}