%% You should probably cite draft-ietf-pcp-third-party-id-option instead of this I-D.
@techreport{ripke-pcp-tunnel-id-option-02,
    number =    {draft-ripke-pcp-tunnel-id-option-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-ripke-pcp-tunnel-id-option/02/},
    author =    {Andreas Ripke and Thomas Dietz and Juergen Quittek and Rafael Lopez da Silva},
    title =     {{PCP Third Party ID Option}},
    pagetotal = 10,
    year =      2014,
    month =     oct,
    day =       27,
    abstract =  {This document describes a new Port Control Protocol (PCP) option called THIRD\_PARTY\_ID. It serves for identifying a Third Party in addition to the means that PCP's THIRD\_PARTY option already provides for that purpose.},
}