%% You should probably cite rfc7027 instead of this I-D.
@techreport{merkle-tls-brainpool-02,
    number =    {draft-merkle-tls-brainpool-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-merkle-tls-brainpool/02/},
    author =    {Johannes Merkle and Manfred Lochter},
    title =     {{ECC Brainpool Curves for Transport Layer Security (TLS)}},
    pagetotal = 11,
    year =      2013,
    month =     jun,
    day =       25,
    abstract =  {This document specifies the use of several ECC Brainpool curves for authentication and key exchange in the Transport Layer Security (TLS) protocol.},
}