%% You should probably cite rfc8848 instead of this I-D.
@techreport{ietf-clue-signaling-13,
    number =    {draft-ietf-clue-signaling-13},
    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-clue-signaling/13/},
    author =    {Robert Hansen and Paul Kyzivat and Lennard Xiao and Christian Groves},
    title =     {{Session Signaling for Controlling Multiple Streams for Telepresence (CLUE)}},
    pagetotal = 41,
    year =      2017,
    month =     nov,
    day =       20,
    abstract =  {This document specifies how CLUE-specific signaling such as the CLUE protocol and the CLUE data channel are used in conjunction with each other and with existing signaling mechanisms such as SIP and SDP to produce a telepresence call.},
}