%% You should probably cite rfc9178 instead of this I-D.
@techreport{ietf-lwig-cellular-06,
    number =    {draft-ietf-lwig-cellular-06},
    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-lwig-cellular/06/},
    author =    {Jari Arkko and Anders Eriksson and Ari Keränen},
    title =     {{Building Power-Efficient Constrained Application Protocol (CoAP) Devices for Cellular Networks}},
    pagetotal = 14,
    year =      2016,
    month =     jan,
    day =       4,
    abstract =  {This memo discusses the use of the Constrained Application Protocol (CoAP) in building sensors and other devices that employ cellular networks as a communications medium. Building communicating devices that employ these networks is obviously well known, but this memo focuses specifically on techniques necessary to minimize power consumption.},
}