%% You should probably cite rfc6863 instead of this I-D.
@techreport{ietf-karp-ospf-analysis-04,
    number =    {draft-ietf-karp-ospf-analysis-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-karp-ospf-analysis/04/},
    author =    {Sam Hartman and Dacheng Zhang},
    title =     {{Analysis of OSPF Security According to KARP Design Guide}},
    pagetotal = 12,
    year =      2012,
    month =     jun,
    day =       6,
    abstract =  {This document analyzes OSPFv2 and OSPFv3 according to the guidelines set forth in section 4.2 of draft-ietf-karp-design-guide.},
}