%% You should probably cite rfc3231 instead of this I-D.
@techreport{ietf-disman-schedule-mib-v2-04,
    number =    {draft-ietf-disman-schedule-mib-v2-04},
    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-disman-schedule-mib-v2/04/},
    author =    {David B. Levi and Jürgen Schönwälder},
    title =     {{Definitions of Managed Objects for Scheduling Management Operations}},
    pagetotal = 29,
    year =      2001,
    month =     jun,
    day =       18,
    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 a set of managed objects that are used to schedule management operations periodically or at specified dates and times. {[}STANDARDS-TRACK{]}},
}