%% You should probably cite rfc2515 instead of this I-D.
@techreport{ietf-atommib-atm1ng-06,
    number =    {draft-ietf-atommib-atm1ng-06},
    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-atommib-atm1ng/06/},
    author =    {Kaj Tesink},
    title =     {{Definitions of Managed Objects for ATM Management}},
    pagetotal = 87,
    year =      1998,
    month =     nov,
    day =       9,
    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 objects used for managing ATM-based interfaces, devices, networks and services. {[}STANDARDS-TRACK{]}},
}