%% You should probably cite draft-song-mpls-eh-indicator-06 instead of this revision.
@techreport{song-mpls-eh-indicator-00,
    number =    {draft-song-mpls-eh-indicator-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-song-mpls-eh-indicator/00/},
    author =    {Haoyu Song and Zhenbin Li and Tianran Zhou and Loa Andersson},
    title =     {{Options for MPLS Extension Header Indicator}},
    pagetotal = 10,
    year =      2019,
    month =     feb,
    day =       15,
    abstract =  {This document describes the schemes that indicates the presence of the MPLS extension header(s) following the MPLS label stack. After a thorough evaluation of these options by comparing their pros and cons, one should be chosen as the final scheme for MPLS extension header indicator.},
}