%% You should probably cite rfc6691 instead of this I-D.
@techreport{ietf-tcpm-tcpmss-03,
    number =    {draft-ietf-tcpm-tcpmss-03},
    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-tcpm-tcpmss/03/},
    author =    {David Borman},
    title =     {{This memo discusses what value to use with the TCP MSS option.}},
    pagetotal = 9,
    year =      ,
    month =     ,
    day =       ,
    abstract =  {This memo discusses what value to use with the TCP MSS option.},
}