%% You should probably cite rfc7674 instead of this I-D.
@techreport{ietf-idr-flowspec-redirect-rt-bis-04,
    number =    {draft-ietf-idr-flowspec-redirect-rt-bis-04},
    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-idr-flowspec-redirect-rt-bis/04/},
    author =    {Jeffrey Haas},
    title =     {{Clarification of the Flowspec Redirect Extended Community}},
    pagetotal = 7,
    year =      2015,
    month =     apr,
    day =       11,
    abstract =  {This document updates RFC 5575 (Dissemination of Flow Specification Rules) to clarify the formatting of the the BGP Flowspec Redirect Extended Community.},
}