%% You should probably cite rfc9343 instead of this I-D.
@techreport{ietf-6man-ipv6-alt-mark-05,
    number =    {draft-ietf-6man-ipv6-alt-mark-05},
    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-6man-ipv6-alt-mark/05/},
    author =    {Giuseppe Fioccola and Tianran Zhou and Mauro Cociglio and Fengwei Qin and Ran Pang},
    title =     {{IPv6 Application of the Alternate Marking Method}},
    pagetotal = 16,
    year =      2021,
    month =     may,
    day =       25,
    abstract =  {This document describes how the Alternate Marking Method can be used as a passive performance measurement tool in an IPv6 domain. It defines a new Extension Header Option to encode alternate marking information in both the Hop-by-Hop Options Header and Destination Options Header.},
}