13GPP TS 25.331 V9.0.0 (2009-09) Technical Specification 3rd Generation Partnership Project; Technical Specification Group Radio Access Network, Radio Resource Control (RRC), Protocol Specification (Release 9).
23GPP TS 25.304 V8.7.0 Technical Specification 3rd Generation Partnership Project, Technical Specification Group Radio Access Network, User Equipment(UE)procedures in idle mode and procedures for cell reselection in connected mode, Protocol Specification (Release 8), 2009,9.