32.252: Telecommunication management; Charging management; Wireless Local Area Network (WLAN) charging

Info Page @ 3GPP
Rel-11
v11.2.0
v11.1.0
Rel-10
v10.3.0
v10.2.0
Rel-9
v9.2.0
v9.1.0
Rel-8
v8.2.0
v8.1.0
Rel-7
v7.0.0
Rel-6
v6.2.0