3GPP TS 23.216 V9.3.0 (2010-03) Technical Specification 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Single Radio Voice…
ETSI TS 151 010-1 V5.11.0 (2004-11) Technical Specification Digital cellular telecommunications system (Phase 2+); Mobile Station (MS) conformance specification; Part 1:…