Historical
INCITS/ISO/IEC 10646-1-1993/AMD 9-1997
Information Technology - Universal Multiple-Octet Coded Character Set (UCS) - Part 1: Architecture and Basic Multilingual Plane AMENDMENT 9: Identifiers for Characters (formerly ANSI/ISO/IEC 10646-1:1993/AMD 9:1997 [1999])
ISO/IEC 10646-1:1993/Amd.9:1997 amends ISO/IEC 10646-1:1993 for identifier characters. ISO/IEC 10646-1:1993 specifies the Universal Multiple-Octet Coded Character Set (UCS). It is applicable to the representation, transmission, interchange, processing, storage, input and presentation of the written form of the languages of the world as well as additional symbols.
InterNational Committee for Information Technology Standards [incits]