33GPP TR 25.913 v9.0.0 .Requirements for Evolved UTRA (E-UTRA) and Evolved UTRAN (E-UTRAN).
43GPP TR 25.912 v9.0.0 .Feasibility Study for Evolved Universal Terrestrial Radio Access (UTRA) and Universal Terrestrial Radio Access Network (UTRAN).
53GPP TS 36.300 v9.7.0 .Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN);Overall description; Stage 2 (Release 9).
63GPP TS 36.413 v9.7.0. Evolved Universal Terrestrial Radio Access Network (E-UTRAN); S 1 Application Protocol (S 1AP) (Release 9).
73GPP TS 23.203 v9.9.0. Policy and Charging Control Architec-ture(Release 9).
