3GPP TS 23.203 V8.9.0 (2010-03) Technical Specification 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Policy and charging…
3GPP TS 23.203 V9.4.0 (2010-03) Technical Specification 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Policy and charging…
3GPP TS 23.203 V11.5.0 (2012-03) Technical Specification 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Policy and charging…