%% You should probably cite rfc7785 instead of this I-D.
@techreport{vinapamula-softwire-dslite-prefix-binding-01,
    number =    {draft-vinapamula-softwire-dslite-prefix-binding-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-vinapamula-softwire-dslite-prefix-binding/01/},
    author =    {Suresh Vinapamula and Mohamed Boucadair},
    title =     {{Recommendation for Prefix Binding in the Softwire DS-Lite Context}},
    pagetotal = 6,
    year =      2014,
    month =     jan,
    day =       27,
    abstract =  {This document describes possible issues induced by the change of the B4 IPv6 address and sketches a set of recommendations.},
}