2023UNE-ETS 300737 Ed2:2023 Gas infrastructure - Safety Management System (SMS) and Pipeline Integrity Management System (PIMS) - Functional requirements
2023UNE-ETS 300737 Ed1:2023 Digital cellular telecommunications system (Phase 2+) (GSM);In-band control of remote transcoders and rate adaptors for Enhanced Full Rate (EFR) and full rate traffic channels (GSM 08.60) (Endorsed by Asociación Española de Normalización in January ...