%% You should probably cite rfc1628 instead of this I-D.
@techreport{ietf-upsmib-05,
    number =    {draft-ietf-upsmib-05},
    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-upsmib/05/},
    author =    {Dr. Jeff D. Case},
    title =     {{UPS Management Information Base}},
    pagetotal = 45,
    year =      1994,
    month =     feb,
    day =       24,
    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 defines objects for managing uninterruptible power supply (UPS) systems. {[}STANDARDS-TRACK{]}},
}