@techreport{nottingham-http-stale-if-error-01,
    number =    {draft-nottingham-http-stale-if-error-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-nottingham-http-stale-if-error/01/},
    author =    {Mark Nottingham},
    title =     {{The stale-if-error HTTP Cache-Control Extension}},
    pagetotal = 6,
    year =      2008,
    month =     may,
    day =       8,
    abstract =  {The stale-if-error HTTP Cache-Control extension improves availability of some kinds of cached content by allowing servers and clients to instruct caches to use stale responses when certain error conditions are encountered.},
}