@misc{rfc5230,
    series =    {Request for Comments},
    number =    5230,
    howpublished =  {RFC 5230},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC5230},
    url =       {https://www.rfc-editor.org/info/rfc5230},
    author =    {Tim Showalter and Ned Freed},
    title =     {{Sieve Email Filtering: Vacation Extension}},
    pagetotal = 16,
    year =      2008,
    month =     jan,
    abstract =  {This document describes an extension to the Sieve email filtering language for an autoresponder similar to that of the Unix "vacation" command for replying to messages. Various safety features are included to prevent problems such as message loops. {[}STANDARDS-TRACK{]}},
}