%% You should probably cite draft-ietf-idr-rpd instead of this I-D.
@techreport{li-idr-flowspec-rpd-03,
    number =    {draft-li-idr-flowspec-rpd-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-li-idr-flowspec-rpd/03/},
    author =    {Zhenbin Li and Liang Ou and Yujia Luo and Sujian Lu and Huaimo Chen and Shunwan Zhuang and Nan Wu},
    title =     {{BGP FlowSpec Extensions for Routing Policy Distribution (RPD)}},
    pagetotal = 38,
    year =      2018,
    month =     oct,
    day =       22,
    abstract =  {This document describes a mechanism to use BGP Flowspec address family as routing-policy distribution protocol. This mechanism is called BGP FlowSpec Extensions for Routing Policy Distribution (BGP- FS RPD).},
}