%% You should probably cite rfc1428 instead of this I-D.
@techreport{ietf-smtpext-transition-03,
    number =    {draft-ietf-smtpext-transition-03},
    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-smtpext-transition/03/},
    author =    {Greg Vaudreuil},
    title =     {{Transition of Internet Mail from Just-Send-8 to 8bit-SMTP/MIME}},
    pagetotal = 6,
    year =      1993,
    month =     jan,
    day =       26,
    abstract =  {This document outlines the problems in this environment and an approach to minimizing the cost of transition from current usage of non-MIME 8bit messages to MIME. This RFC provides information for the Internet community. It does not specify an Internet standard.},
}