Digital cellular telecommunications system (Phase 2+) (GSM);Mobile radio interface signalling layer 3;General aspects (GSM 04.07 version 5.2.1) (Endorsed by Asociación Española de Normalización in March of 2023.)
| AENOR | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Name | UNE-ETS 300939 Ed2 |
