%% You should probably cite draft-selander-lake-authz instead of this I-D.
@techreport{selander-ace-ake-authz-03,
    number =    {draft-selander-ace-ake-authz-03},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-selander-ace-ake-authz/03/},
    author =    {Göran Selander and John Preuß Mattsson and Mališa Vučinić and Michael Richardson and Aurelio Schellenbaum},
    title =     {{Lightweight Authorization for Authenticated Key Exchange.}},
    pagetotal = 20,
    year =      2021,
    month =     may,
    day =       4,
    abstract =  {This document describes a procedure for augmenting the authenticated Diffie-Hellman key exchange EDHOC with third party assisted authorization targeting constrained IoT deployments (RFC 7228).},
}