%% You should probably cite rfc3265 instead of this I-D.
@techreport{ietf-sip-events-05,
    number =    {draft-ietf-sip-events-05},
    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-sip-events/05/},
    author =    {Adam Roach},
    title =     {{Session Initiation Protocol (SIP)-Specific Event Notification}},
    pagetotal = 38,
    year =      2002,
    month =     mar,
    day =       5,
    abstract =  {This document describes an extension to the Session Initiation Protocol (SIP). The purpose of this extension is to provide an extensible framework by which SIP nodes can request notification from remote nodes indicating that certain events have occurred. {[}STANDARDS-TRACK{]}},
}