%% You should probably cite rfc8668 instead of this I-D.
@techreport{ietf-isis-l2bundles-00,
    number =    {draft-ietf-isis-l2bundles-00},
    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-isis-l2bundles/00/},
    author =    {Les Ginsberg and (Unknown) and Clarence Filsfils and Stefano Previdi and Mohan Nanduri and Ebben Aries},
    title =     {{Advertising L2 Bundle Member Link Attributes in IS-IS}},
    pagetotal = 13,
    year =      2016,
    month =     feb,
    day =       22,
    abstract =  {This document introduces the ability for IS-IS to advertise the link attributes of layer 2 (L2) bundle members.},
}