%% You should probably cite draft-ietf-sigtran-rfc3332bis instead of this I-D.
@techreport{ietf-sigtran-m3ua-implementors-guide-07,
    number =    {draft-ietf-sigtran-m3ua-implementors-guide-07},
    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-sigtran-m3ua-implementors-guide/07/},
    author =    {Javier Pastor and Ken Morneault},
    title =     {{M3UA Implementor's Guide}},
    pagetotal = 70,
    year =      2005,
    month =     mar,
    day =       2,
    abstract =  {This document contains a compilation of all defects found up until the publication date for M3UA {[}RFC3332{]}. These defects may be of an editorial or technical nature. This document may be thought of as a companion document to be used in the implementation of M3UA to clarify errors in the original M3UA document. This document updates RFC3332 and text within this document supersedes the text found in RFC3332.},
}