@techreport{vaudreuil-1893ext-01,
    number =    {draft-vaudreuil-1893ext-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-vaudreuil-1893ext/01/},
    author =    {Gregory Vaudreuil},
    title =     {{Extensions to Mail System Status Codes}},
    pagetotal = 6,
    year =      2001,
    month =     nov,
    day =       6,
    abstract =  {This document defines an additional set of extended status codes based on new messaging applications and associated error states since the creation of the original RFC 1893 document. These include extended media conversion codes for fax and voice messaging and results for message tracking.},
}