%% You should probably cite draft-ietf-mipshop-cga-cba instead of this I-D.
@techreport{arkko-mipshop-cga-cba-04,
    number =    {draft-arkko-mipshop-cga-cba-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-arkko-mipshop-cga-cba/04/},
    author =    {Jari Arkko},
    title =     {{Applying Cryptographically Generated Addresses and Credit-Based Authorization to Mobile IPv6}},
    pagetotal = 33,
    year =      2006,
    month =     jun,
    day =       26,
    abstract =  {This document proposes an enhanced security mechanism for Mobile IPv6 route optimization, providing lower handoff delays, increased security, and reduced signaling overhead.},
}