%% You should probably cite rfc6963 instead of this I-D.
@techreport{saintandre-urn-example-00,
    number =    {draft-saintandre-urn-example-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-saintandre-urn-example/00/},
    author =    {Peter Saint-Andre},
    title =     {{A Uniform Resource Name (URN) Namespace for Examples}},
    pagetotal = 6,
    year =      2012,
    month =     jul,
    day =       31,
    abstract =  {This document defines a Uniform Resource Name (URN) namespace identifier enabling generation of URNs that are appropriate for use in private testing, as examples in documentation, and the like.},
}