%% You should probably cite rfc5604 instead of this I-D.
@techreport{ietf-pwe3-tdm-mib-11,
    number =    {draft-ietf-pwe3-tdm-mib-11},
    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-pwe3-tdm-mib/11/},
    author =    {Orly Nicklass},
    title =     {{Managed Objects for Time Division Multiplexing (TDM) over Packet Switched Networks (PSNs)}},
    pagetotal = 41,
    year =      2008,
    month =     oct,
    day =       21,
    abstract =  {This memo defines a portion of the Management Information Base (MIB) for use with network management protocols in the Internet community. In particular, it describes managed objects for pseudowire encapsulation for structured or unstructured Time-Division Multiplexing (TDM) (T1, E1, T3, E3) circuits over a Packet Switched Network (PSN). {[}STANDARDS-TRACK{]}},
}