@misc{rfc3458,
    series =    {Request for Comments},
    number =    3458,
    howpublished =  {RFC 3458},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC3458},
    url =       {https://www.rfc-editor.org/info/rfc3458},
    author =    {Charles Eliot and Eric Burger and Emily Candell and Graham Klyne},
    title =     {{Message Context for Internet Mail}},
    pagetotal = 17,
    year =      2003,
    month =     jan,
    abstract =  {This memo describes a new RFC 2822 message header, "Message-Context". This header provides information about the context and presentation characteristics of a message. A receiving user agent (UA) may use this information as a hint to optimally present the message. {[}STANDARDS-TRACK{]}},
}