%% You should probably cite rfc8372 instead of this I-D.
@techreport{ietf-mpls-flow-ident-06,
    number =    {draft-ietf-mpls-flow-ident-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-mpls-flow-ident/06/},
    author =    {Stewart Bryant and Carlos Pignataro and Mach Chen and Zhenbin Li and Greg Mirsky},
    title =     {{MPLS Flow Identification Considerations}},
    pagetotal = 11,
    year =      2017,
    month =     dec,
    day =       14,
    abstract =  {This document discusses the aspects that need to be be considered when developing a solution for MPLS flow identification. The key application that needs this is in-band performance monitoring of MPLS flows when MPLS is used to encapsulate user data packets.},
}