%% You should probably cite draft-ietf-sieve-mime-loop instead of this I-D.
@techreport{hansen-sieve-loop-01,
    number =    {draft-hansen-sieve-loop-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-hansen-sieve-loop/01/},
    author =    {Cyrus Daboo and Tony Hansen},
    title =     {{Sieve Extensions: MIME Bodypart Iteration, MIME Tests, Replacement and Enclosure}},
    pagetotal = 7,
    year =      2005,
    month =     oct,
    day =       26,
    abstract =  {The current Sieve language has no looping mechanism, a way to look at individual MIME parts, or any way to manipulate those individual parts. This document defines extensions for each of these needs.},
}