%% You should probably cite rfc3902 instead of this I-D.
@techreport{baker-soap-media-reg-06,
    number =    {draft-baker-soap-media-reg-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-baker-soap-media-reg/06/},
    author =    {Mark Nottingham and Mark Baker},
    title =     {{The "application/soap+xml" media type}},
    pagetotal = 5,
    year =      2004,
    month =     may,
    day =       18,
    abstract =  {This document defines the "application/soap+xml" media type which can be used to describe SOAP 1.2 messages serialized as XML 1.0. This memo provides information for the Internet community.},
}