%% You should probably cite draft-ietf-6man-comp-rtg-hdr instead of this I-D.
@techreport{bonica-6man-comp-rtg-hdr-04,
    number =    {draft-bonica-6man-comp-rtg-hdr-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-bonica-6man-comp-rtg-hdr/04/},
    author =    {Ron Bonica and Yuji Kamite and Tomonobu Niwa and Andrew Alston and Daniam Henriques and Ning So and Fengman Xu and Gang Chen and Yongqing Zhu and Guangming Yang and Yifeng Zhou},
    title =     {{The IPv6 Compressed Routing Header (CRH)}},
    pagetotal = 18,
    year =      2019,
    month =     may,
    day =       6,
    abstract =  {This document defines the Compressed Routing Header (CRH). The CRH, like any other Routing header, contains a list of segment identifiers (SID). The CRH differs from other Routing headers in that its segment identifiers can be 8, 16 or 32 bits long.},
}