%% You should probably cite draft-ietf-drinks-spp-framework instead of this I-D.
@techreport{ietf-drinks-spprov-12,
    number =    {draft-ietf-drinks-spprov-12},
    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-drinks-spprov/12/},
    author =    {Kenneth Cartwright and Syed Ali and Alexander Mayrhofer},
    title =     {{Session Peering Provisioning Protocol Data Model}},
    pagetotal = 59,
    year =      2011,
    month =     nov,
    day =       15,
    abstract =  {This document specifies the data model and the overall structure for a protocol to provision session establishment data into Session Data Registries and SIP Service Provider data stores. The protocol is called the Session Peering Provisioning Protocol (SPPP). The provisioned data is typically used by network elements for session peering.},
}