Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Alphabets and language-specific information (V14.0.0; 3GPP TS 23.038 version 14.0.0 Release 14)
The present document defines the character sets@ languages and message handling requirements for SMS@ CBS and USSD and may additionally be used for Man Machine Interface (MMI) (3GPP TS 22.030 [2]). The specification for the Data Circuit terminating Equipment/Data Terminal Equipment (DCE/DTE) interface (3GPP TS 27.005 [8]) will also use the codes specified herein for the transfer of SMS data to an external terminal