%% You should probably cite draft-ietf-l3vpn-vr-mib instead of this I-D.
@techreport{ietf-ppvpn-vr-mib-05,
    number =    {draft-ietf-ppvpn-vr-mib-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-ppvpn-vr-mib/05/},
    author =    {Elwin Stelzer},
    title =     {{Virtual Router Management Information Base Using SMIv2}},
    pagetotal = 1,
    year =      2003,
    month =     jul,
    day =       1,
    abstract =  {},
}