%% You should probably cite rfc5791 instead of this I-D.
@techreport{reschke-rfc2731bis-05,
    number =    {draft-reschke-rfc2731bis-05},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-reschke-rfc2731bis/05/},
    author =    {John A. Kunze and Julian Reschke},
    title =     {{RFC 2731 ("Encoding Dublin Core Metadata in HTML") Is Obsolete}},
    pagetotal = 2,
    year =      2009,
    month =     dec,
    day =       3,
    abstract =  {This document obsoletes RFC 2731, "Encoding Dublin Core Metadata in HTML", as further development of this specification has moved to the Dublin Core Metadata Initiative (DCMI). This document is not an Internet Standards Track specification; it is published for informational purposes.},
}