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DIN EN 15531-2
Public transport - Service interface for real-time information relating to public transport operations - Part 2: Communications infrastructure; English version EN 15531-2:2022
Edition
2023-02
DIN EN 15531-3
Public transport - Service interface for real-time information relating to public transport operations - Part 3: Functional service interfaces; English version EN 15531-3:2022
Edition
2022-10
DIN CEN/TS 15531-4
Public transport - Service interface for real-time information relating to public transport operations - Part 4: Functional service interfaces: Facility monitoring; English version CEN/TS 15531-4:2021
Edition
2022-05