%% You should probably cite rfc3709 instead of this I-D.
@techreport{ietf-pkix-logotypes-13,
    number =    {draft-ietf-pkix-logotypes-13},
    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-pkix-logotypes/13/},
    author =    {Stefan Santesson and Russ Housley and Trevor Freeman},
    title =     {{Internet X.509 Public Key Infrastructure: Logotypes in X.509 Certificates}},
    pagetotal = 21,
    year =      2003,
    month =     dec,
    day =       3,
    abstract =  {This document specifies a certificate extension for including logotypes in public key certificates and attribute certificates. {[}STANDARDS-TRACK{]}},
}