%% You should probably cite rfc5581 instead of this I-D.
@techreport{ietf-openpgp-camellia-04,
    number =    {draft-ietf-openpgp-camellia-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-ietf-openpgp-camellia/04/},
    author =    {Daphne Shaw},
    title =     {{The Camellia Cipher in OpenPGP}},
    pagetotal = 3,
    year =      2008,
    month =     dec,
    day =       8,
    abstract =  {This document presents the necessary information to use the Camellia symmetric block cipher in the OpenPGP protocol. This memo provides information for the Internet community.},
}