%% You should probably cite draft-ietf-dnsop-serve-stale instead of this I-D.
@techreport{tale-dnsop-serve-stale-02,
    number =    {draft-tale-dnsop-serve-stale-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-tale-dnsop-serve-stale/02/},
    author =    {David C Lawrence and Warren "Ace" Kumari},
    title =     {{Serving Stale Data to Improve DNS Resiliency}},
    pagetotal = 10,
    year =      2017,
    month =     oct,
    day =       30,
    abstract =  {This draft defines a method for recursive resolvers to use stale DNS data to avoid outages when authoritative nameservers cannot be reached to refresh expired data.},
}