UNE-EN IEC 61375-2-6:2018 Electronic railway equipment - Train communication network (TCN) - Part 2-6: On-board to ground communication (Endorsed by Asociación Española de Normalización in December of 2018.)
2018UNE-EN IEC 61375-2-6:2018 Electronic railway equipment - Train communication network (TCN) - Part 2-6: On-board to ground communication (Endorsed by Asociación Española de Normalización in December of 2018.)