%% You should probably cite rfc6132 instead of this I-D.
@techreport{ietf-sieve-notify-presence-04,
    number =    {draft-ietf-sieve-notify-presence-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-sieve-notify-presence/04/},
    author =    {Barry Leiba and Robins George},
    title =     {{Sieve Notification Using Presence Information}},
    pagetotal = 8,
    year =      2010,
    month =     dec,
    day =       15,
    abstract =  {This is a further extension to the Sieve mail filtering language Notification extension, defining presence information that may be checked through the notify\_method\_capability feature. {[}STANDARDS-TRACK{]}},
}