Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System; LTE; 5G; Information element mapping between Mobile Station - Base Station System and Base Station System - Mobile-services Switching Centre; Signalling Procedures and the Mobile Application Part
Universal Mobile Telecommunications System (UMTS); LTE; 5G; Mobile Equipment (ME) conformance test specification; Universal Subscriber Identity Module Application Toolkit (USAT) conformance test specification (3GPP TS 31.124 version 16.2.0 Release 16)