%% You should probably cite rfc8414 instead of this I-D.
@techreport{ietf-oauth-discovery-09,
    number =    {draft-ietf-oauth-discovery-09},
    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-oauth-discovery/09/},
    author =    {Michael B. Jones and Nat Sakimura and John Bradley},
    title =     {{OAuth 2.0 Authorization Server Metadata}},
    pagetotal = 25,
    year =      ** No value found for 'doc.pub_date.year' **,
    month =     ** No value found for 'doc.pub_date' **,
    day =       ** No value found for 'doc.pub_date.day' **,
    abstract =  {This specification defines a metadata format that an OAuth 2.0 client can use to obtain the information needed to interact with an OAuth 2.0 authorization server, including its endpoint locations and authorization server capabilities.},
}