%% You should probably cite rfc2454 instead of this I-D.
@techreport{ietf-ipngwg-ipv6-udp-mib-01,
    number =    {draft-ietf-ipngwg-ipv6-udp-mib-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-ipngwg-ipv6-udp-mib/01/},
    author =    {Michael Daniele},
    title =     {{IP Version 6 Management Information Base for the User Datagram Protocol}},
    pagetotal = 9,
    year =      1998,
    month =     apr,
    day =       7,
    abstract =  {This document is one in the series of documents that define various MIB objects for IPv6. Specifically, this document is the MIB module which defines managed objects for implementations of the User Datagram Protocol (UDP) over IP Version 6 (IPv6). {[}STANDARDS-TRACK{]}},
}