%% You should probably cite rfc9434 instead of this I-D.
@techreport{ietf-drip-arch-13,
    number =    {draft-ietf-drip-arch-13},
    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-drip-arch/13/},
    author =    {Stuart W. Card and Adam Wiethuechter and Robert Moskowitz and Shuai Zhao and Andrei Gurtov},
    title =     {{Drone Remote Identification Protocol (DRIP) Architecture}},
    pagetotal = 23,
    year =      2021,
    month =     may,
    day =       27,
    abstract =  {This document describes an architecture for protocols and services to support Unmanned Aircraft System Remote Identification and tracking (UAS RID), plus RID-related communications. This architecture satisfies the requirements listed in the DRIP requirements document.},
}