%% You should probably cite draft-sas-idr-maxprefix-inbound or draft-sas-idr-maxprefix-outbound instead of this I-D.
@techreport{sa-idr-maxprefix-00,
    number =    {draft-sa-idr-maxprefix-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-sa-idr-maxprefix/00/},
    author =    {Job Snijders and Melchior Aelmans},
    title =     {{Revised BGP Maximum Prefix Limits}},
    pagetotal = 9,
    year =      2019,
    month =     sep,
    day =       24,
    abstract =  {This document updates RFC4271 by revising control mechanism which limit the negative impact of route leaks (RFC7908) and/or resource exhaustion in Border Gateway Protocol (BGP) implementations.},
}