Digital cellular telecommunications system (Phase 2+); Serving Mobile Location Centre - Base Station System (SMLC-BSS) interface; Layer 3 specification
8.6.0
8.5.0
8.4.0
8.3.0
8.2.0
8.1.0
7.6.0
7.5.0
7.4.0
7.3.0
7.2.0
7.1.1
7.0.0