%% You should probably cite rfc1515 instead of this I-D.
@techreport{ietf-hubmib-mau-01,
    number =    {draft-ietf-hubmib-mau-01},
    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-hubmib-mau/01/},
    author =    {Keith McCloghrie and Donna McMaster and Sam Roberts},
    title =     {{Definitions of Managed Objects for IEEE 802.3 Medium Attachment Units (MAUs)}},
    pagetotal = 25,
    year =      1993,
    month =     jun,
    day =       2,
    abstract =  {This document defines a portion of the Management Information Base (MIB) for use with network management protocols in TCP/IP-based internets. In particular, it defines objects for managing IEEE 802.3 Medium Attachment Units (MAUs). {[}STANDARDS-TRACK{]}},
}