33.203: 3G security; Access security for IP-based services

Info Page @ 3GPP
Rel-13
v13.1.0
Rel-12
v12.9.0
v12.8.0
Rel-11
v11.2.0
Rel-10
v10.3.0
Rel-9
v9.5.0
Rel-8
v8.8.0
Rel-7
v7.9.0
Rel-6
v6.11.0
Rel-5
v5.12.0