Global element VehicleRef Defined in OpRa/SIRI/xsd/siri_model/siri_reference.xsd:679 Reference to a VEHICLE. Type VehicleRefStructure Related elements Referenced by: DatedVehicleJourney, EstimatedVehicleJourney, FacilityMonitoringRequest, SituationExchangeRequest, AggregatedOnboardDeviceBasedPassengerCount, OnboardDeviceBasedPassengerCountDiscoveryDelivery, OnboardDeviceBasedPassengerCountDiscoveryRequest, OnboardDeviceBasedPassengerCountRequest No child elements or attributes are defined for this element.