%% You should probably cite draft-fukuda-vcarddav-phonetic-transcription-03 instead of this revision.
@techreport{fukuda-vcarddav-phonetic-transcription-02,
    number =    {draft-fukuda-vcarddav-phonetic-transcription-02},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-fukuda-vcarddav-phonetic-transcription/02/},
    author =    {Teiichiro Fukuda and Taichi Matsuura and Yusuke Yamamoto},
    title =     {{vCard Format Extensions : phonetic transcription}},
    pagetotal = 5,
    year =      2013,
    month =     sep,
    day =       25,
    abstract =  {This specification adds a new property concerning the phonetic transcription to vCard4.0.},
}