%% You should probably cite rfc2910 instead of this I-D.
@techreport{ietf-ipp-protocol-v11-06,
    number =    {draft-ietf-ipp-protocol-v11-06},
    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-ipp-protocol-v11/06/},
    author =    {Paul Moore and Robert G. Herriot and John C. Wenn and Sylvan Butler},
    title =     {{Internet Printing Protocol/1.1: Encoding and Transport}},
    pagetotal = 46,
    year =      2000,
    month =     jun,
    day =       6,
    abstract =  {This document is one of a set of documents, which together describe all aspects of a new Internet Printing Protocol (IPP). {[}STANDARDS-TRACK{]}},
}