@misc{rfc7639,
    series =    {Request for Comments},
    number =    7639,
    howpublished =  {RFC 7639},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC7639},
    url =       {https://www.rfc-editor.org/info/rfc7639},
    author =    {Andrew Hutton and Justin Uberti and Martin Thomson},
    title =     {{The ALPN HTTP Header Field}},
    pagetotal = 7,
    year =      2015,
    month =     aug,
    abstract =  {This specification allows HTTP CONNECT requests to indicate what protocol is intended to be used within the tunnel once established, using the ALPN header field.},
}