%% You should probably cite rfc7461 instead of this I-D.
@techreport{ietf-eman-energy-aware-mib-04,
    number =    {draft-ietf-eman-energy-aware-mib-04},
    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-eman-energy-aware-mib/04/},
    author =    {John Parello and Benoît Claise},
    title =     {{Energy-aware Networks and Devices MIB}},
    pagetotal = 42,
    year =      ** No value found for 'doc.pub_date.year' **,
    month =     ** No value found for 'doc.pub_date' **,
    day =       ** No value found for 'doc.pub_date.day' **,
    abstract =  {This document defines a subset of a Management Information Base (MIB) for energy management of devices. The module addresses device identification, context information, and the relationships between reporting devices, remote devices, and monitoring devices.},
}