%% You should probably cite draft-bhandari-dhc-class-based-prefix-05 instead of this revision.
@techreport{bhandari-dhc-class-based-prefix-04,
    number =    {draft-bhandari-dhc-class-based-prefix-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-bhandari-dhc-class-based-prefix/04/},
    author =    {Shwetha Bhandari and Gaurav Halwasia and Sri Gundavelli and DENG Hui and Laurent Thiebaut and Jouni Korhonen},
    title =     {{DHCPv6 class based prefix}},
    pagetotal = 21,
    year =      2013,
    month =     feb,
    day =       19,
    abstract =  {This document introduces options to communicate property and associate metadata with prefixes. It extends DHCPv6 prefix delegation and address allocation using the metadata for selection of prefixes and addresses.},
}