%% You should probably cite rfc5013 instead of this I-D.
@techreport{kunze-rfc2413bis-07,
    number =    {draft-kunze-rfc2413bis-07},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-kunze-rfc2413bis/07/},
    author =    {John A. Kunze and Thomas Baker},
    title =     {{The Dublin Core Metadata Element Set}},
    pagetotal = 9,
    year =      2007,
    month =     apr,
    day =       25,
    abstract =  {This document defines fifteen metadata elements for resource description in a cross-disciplinary information environment. This memo provides information for the Internet community.},
}