%% You should probably cite rfc3838 instead of this I-D.
@techreport{ietf-opes-authorization-03,
    number =    {draft-ietf-opes-authorization-03},
    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-opes-authorization/03/},
    author =    {Andre Beck and Tat Chan and Oskar Batuner and Hilarie Orman and Abbie Barbir},
    title =     {{Policy, Authorization, and Enforcement Requirements of the Open Pluggable Edge Services (OPES)}},
    pagetotal = 17,
    year =      2004,
    month =     apr,
    day =       6,
    abstract =  {This document describes policy, authorization, and enforcement requirements for the selection of the services to be applied to a given Open Pluggable Edge Services (OPES) flow. This memo provides information for the Internet community.},
}