%% You should probably cite rfc7203 instead of this I-D.
@techreport{ietf-mile-sci-13,
    number =    {draft-ietf-mile-sci-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-mile-sci/13/},
    author =    {Takeshi Takahashi and Kent Landfield and Youki Kadobayashi},
    title =     {{An Incident Object Description Exchange Format (IODEF) Extension for Structured Cybersecurity Information}},
    pagetotal = 28,
    year =      2014,
    month =     jan,
    day =       14,
    abstract =  {This document extends the Incident Object Description Exchange Format (IODEF) defined in RFC 5070 to exchange enriched cybersecurity information among security experts at organizations and facilitate their operations. It provides a well-defined pattern to consistently embed structured information, such as identifier- and XML-based information.},
}