@misc{rfc9209,
    series =    {Request for Comments},
    number =    9209,
    howpublished =  {RFC 9209},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC9209},
    url =       {https://www.rfc-editor.org/info/rfc9209},
    author =    {Mark Nottingham and Piotr Sikora},
    title =     {{The Proxy-Status HTTP Response Header Field}},
    pagetotal = 22,
    year =      2022,
    month =     jun,
    abstract =  {This document defines the Proxy-Status HTTP response field to convey the details of an intermediary's response handling, including generated errors.},
}