%% You should probably cite rfc6839 instead of this I-D.
@techreport{ietf-appsawg-media-type-suffix-regs-00,
    number =    {draft-ietf-appsawg-media-type-suffix-regs-00},
    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-appsawg-media-type-suffix-regs/00/},
    author =    {Tony Hansen},
    title =     {{Additional Media Type Structured Syntax Suffixes}},
    pagetotal = 9,
    year =      2012,
    month =     apr,
    day =       26,
    abstract =  {This document defines several Structured Syntax Suffixes for use with media type registrations. In particular, it defines and registers the "+json", "+ber", "+der", "+fastinfoset", "+wbxml" and "+zip" Structured Syntax Suffixes, and updates the "+xml" Structured Syntax Suffix registration.},
}