%% You should probably cite draft-li-cross-area-ietf-work instead of this I-D.
@techreport{li-cross-ietf-area-work-00,
    number =    {draft-li-cross-ietf-area-work-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-li-cross-ietf-area-work/00/},
    author =    {Zhenbin Li},
    title =     {{Cross-Area Work in IETF}},
    pagetotal = 12,
    year =      2019,
    month =     jul,
    day =       8,
    abstract =  {This document investigates the possible existing cross-area work in IETF. It is expected to help the community members who focus on the specific area to understand more related work in other areas and motivate efficient cooperation across different areas in IETF.},
}