%% You should probably cite rfc6893 instead of this I-D.
@techreport{higgs-oipf-urn-00,
    number =    {draft-higgs-oipf-urn-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-higgs-oipf-urn/00/},
    author =    {Paul Higgs and Paul Szucs},
    title =     {{A Uniform Resource Name (URN) Namespace for the Open IPTV Forum (OIPF)}},
    pagetotal = 8,
    year =      2012,
    month =     aug,
    day =       13,
    abstract =  {This document describes a Uniform Resource Name (URN) namespace for the Open IPTV Forum (OIPF) for naming persistent resources defined within OIPF specifications. Example resources include technical documents and specifications, eXtensible Markup Language (XML) schemas, classification schemes, XML Document Type Definitions (DTDs), namespaces, style sheets, media assets, and other types of resources produced or managed by the OIPF.},
}