%% You should probably cite draft-bagnulo-tcpm-generalized-ecn instead of this I-D.
@techreport{bagnulo-tsvwg-generalized-ecn-00,
    number =    {draft-bagnulo-tsvwg-generalized-ecn-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-bagnulo-tsvwg-generalized-ecn/00/},
    author =    {Marcelo Bagnulo and Bob Briscoe},
    title =     {{Adding Explicit Congestion Notification (ECN) to TCP control packets}},
    pagetotal = 13,
    year =      2016,
    month =     jul,
    day =       8,
    abstract =  {This documents explores the possibility of adding ECN support to TCP control packets.},
}