%% You should probably cite rfc2447 instead of this I-D.
@techreport{ietf-calsch-imip-07,
    number =    {draft-ietf-calsch-imip-07},
    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-calsch-imip/07/},
    author =    {Frank Dawson and Steve Mansour and Steve Silverberg},
    title =     {{iCalendar Message-Based Interoperability Protocol (iMIP)}},
    pagetotal = 18,
    year =      1998,
    month =     sep,
    day =       23,
    abstract =  {This document specifies a binding from the iCalendar Transport- independent Interoperability Protocol (iTIP) to Internet email-based transports. {[}STANDARDS-TRACK{]}},
}