%% You should probably cite draft-ietf-avt-rtp-g719 instead of this I-D.
@techreport{westerlund-avt-rtp-g719-00,
    number =    {draft-westerlund-avt-rtp-g719-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-westerlund-avt-rtp-g719/00/},
    author =    {Magnus Westerlund and Ingemar Johansson},
    title =     {{RTP Payload format for G.719}},
    pagetotal = 24,
    year =      2008,
    month =     jun,
    day =       16,
    abstract =  {This document specifies the payload format for packetization of the G.719 full-band codec encoded audio signals into the Real-time Transport Protocol (RTP). The payload format supports transmission of multiple channels, multiple frames per payload, and interleaving.},
}