%% You should probably cite rfc2732 instead of this I-D.
@techreport{ietf-ipngwg-url-literal-04,
    number =    {draft-ietf-ipngwg-url-literal-04},
    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-ipngwg-url-literal/04/},
    author =    {Brian E. Carpenter and Bob Hinden and Larry M Masinter},
    title =     {{Format for Literal IPv6 Addresses in URL's}},
    pagetotal = 5,
    year =      1999,
    month =     sep,
    day =       29,
    abstract =  {This document defines the format for literal IPv6 Addresses in URL's for implementation in World Wide Web browsers. {[}STANDARDS-TRACK{]}},
}