%% You should probably cite rfc2866 instead of this I-D.
@techreport{ietf-radius-accounting-v2-04,
    number =    {draft-ietf-radius-accounting-v2-04},
    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-radius-accounting-v2/04/},
    author =    {Carl Rigney},
    title =     {{RADIUS Accounting}},
    pagetotal = 28,
    year =      2000,
    month =     feb,
    day =       23,
    abstract =  {This document describes a protocol for carrying accounting information between a Network Access Server and a shared Accounting Server. This memo provides information for the Internet community.},
}