%% You should probably cite rfc5436 instead of this I-D.
@techreport{ietf-sieve-notify-mailto-10,
    number =    {draft-ietf-sieve-notify-mailto-10},
    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-mailto/10/},
    author =    {Barry Leiba and Michael Haardt},
    title =     {{Sieve Notification Mechanism: mailto}},
    pagetotal = 12,
    year =      2008,
    month =     dec,
    day =       4,
    abstract =  {This document describes a profile of the Sieve extension for notifications, to allow notifications to be sent by electronic mail. {[}STANDARDS-TRACK{]}},
}