RFC 4289:Multipurpose Internet Mail Extensions (MI...
RFC-Ref

charset


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... open-ended framework and can accommodate additional object types, charsets, and access methods without any changes to the basic protocol. A registration process ...
... Registration of media types and charsets for use in MIME are specified in separate documents [RFC4288 ...


... Freed, N. and J. Postel, "IANA Charset Registration Procedures", BCP 19, RFC 2278(-> 2978) ...


... o Registration of charsets for use in MIME is specified in [RFC2278] ...



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