%% You should probably cite draft-ietf-drip-arch instead of this I-D.
@techreport{card-drip-arch-01,
    number =    {draft-card-drip-arch-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-card-drip-arch/01/},
    author =    {Stuart W. Card and Adam Wiethuechter and Robert Moskowitz},
    title =     {{Drone Remote Identification Protocol (DRIP) Architecture}},
    pagetotal = 14,
    year =      2020,
    month =     mar,
    day =       25,
    abstract =  {This document defines an architecture for Drone Remote Identification Protocol (DRIP) Working Group protocols and services to support Unmanned Aircraft System Remote Identification (UAS RID), including its building blocks and their interfaces, all to be standardized.},
}