%% You should probably cite rfc9097 instead of this I-D.
@techreport{ietf-ippm-capacity-metric-method-12,
    number =    {draft-ietf-ippm-capacity-metric-method-12},
    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-ippm-capacity-metric-method/12/},
    author =    {Al Morton and Ruediger Geib and Len Ciavattone},
    title =     {{Metrics and Methods for One-Way IP Capacity}},
    pagetotal = 33,
    year =      2021,
    month =     jun,
    day =       9,
    abstract =  {This memo revisits the problem of Network Capacity Metrics first examined in RFC 5136. This memo specifies a more practical Maximum IP-Layer Capacity Metric definition catering to measurement and outlines the corresponding Methods of Measurement.},
}