## 4 Discussion and Conclusions
This remains an interesting area for future research and standardisation. Conceptualisation, N.C.-B., S.F.G.D.O. and A.T.; methodology, N.C.-B. ; validation, N.C.-B. and A.T.; formal analysis, N.C.-B., S.F.G.D.O. and A.T.; investigation, N.C.-B., S.F.G.D.O. and A.T.; resources, N.C.-B., S.F.G.D.O. and A.T.; data curation, N.C.-B. and A.T.; writing--original draft preparation, N.C.-B. ; writing--review and editing, N.C.-B., S.F.G.D.O. and A.T.; visualisation, N.C.-B., S.F.G.D.O. and A.T.; supervision, A.T. All authors have read and agreed to the published version of the manuscript. The paper is funded under the OJP4 DANUBE project. The OJP4 DANUBE project has received funding from the European Union's Interreg Danube Transnational Programme. **Conflicts of Interest:** The authors declare no conflict of interest. The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript; or in the decision to publish the results. Appendix A NeTEx XML description of the train station bus stop with a quay containing a covered shelter:  
<SiteFrame version=\"any\" id=\"20 PPZCqJyzvhVYtJue\">  <Name>Main train station</Name> -  <StopPlace version=\"01\" created=\"2022-02-22T02:02:02Z\" id=\"00 tMo70 xxqWdIGvc4 sMm2A\">  <Name>Train station bus stop</Name>  <ShortName>TS busy stop</ShortName>  <Description=Train station bus stop with quays</Description>  <Centroid>  <Location>  <Longitude>46.56172819</Longitude>  <Latitude>15.65694363</Latitude>  </Location>  </Centroid>  <RoadAddress version=\"any\" id=\"mb:ra0012\">  <RoadName>Partizanska cesta</RoadName>  </RoadAddress>  <levels>  <Level version=\"01\" created=\"2022-02-22T02:02:02Z\"  id=\"1 oZ0 wPs PREANCPg3b184j\">  <Name>Ground floor</Name>  <PublicCode>GFc/PublicCode>  </Level>  </levels>  <TransportMode=bus-/TransportMode>  <StopPlaceType>onstreetBus</StopPlaceType>  <quays>  <Quay version=\"01\" created=\"2022-02-22T02:02:02Z\"  id=\"1 zhtqseHCIRXr660h1 sr2R\">  <Name>TS busy stopuay l</Name>  <Description>Bus stop outside the train station</Description>  <Centroid>  <Location>  <Longitude>46.56164</Longitude><Latitude>15.65717</Latitude>  </Location>  </Centroid>  <RoadAddress version=\"01\" id-\"mb:ra0012\">  <RoadName>Partizanska cesta</RoadName>  <BearingCompass>Sc/BearingCompass>  </RoadAddress>  <AccessibilityAssessment version=\"any\" created=\"2022-02-
22T02:02:022\" id=\"mb:aa0001\">  <MobilityImpairedAccess-true</MobilityImpairedAccess>  <limitations>  <AccessibilityLimitation version=\"01\" created=\"2022-02-
22T02:02:022\">  <WheelchairAccess:true</WheelchairAccess>  <StepFreeAccess:true</StepFreeAccess>  <EscalatorFreeAccess:true</EscalatorFreeAccess>  <LiftFreeAccess:true</LiftFreeAccess>  
<AudibleSignalsAvailable>unknown</AudibleSignalsAvailable>  <VisualSignalsAvailable>true</VisualSignalsAvailable>  </AccessibilityLimitation>  </limitations>  </AccessibilityAssessment>  
<Covered-outdoors</Covered>  <LevelRef version=\"01\" ref=\"lo2 OwPs PESANCPG3 bIs4i\"/>  <placeEquipments>  <ShelterEquipment version=\"any\" id-\"1 INyQtSSY1 PIzhDoOTZAOx\">  <Name>Bus stop shelter</Name>  <Width>5</Width>  <Length>2</Length>  <Enclosed>true</Enclosed>  <DistanceFromMeasertKerb>0.3</DistanceFromNearestKerb>  </ShelterEquipment>  </placeEquipments>  <BoardingUse>true</BoardingUse>  <AlightingUse>true</AlightingUse>  <Label lang=\"en\">2P Monitor</Label>  <PublicCode>TSc/PublicCode>  <QuayType>busStop</QuayType>  </Quay>  </Quays><vehicleStoppingPlaces>  <VehicleStoppingPlace version=\"01\" id=\"mb:sp0005@VSPI\">  <Name>Bus bay l</Name>  <BoardingUse<true</BoardingUse>  <AlightingUse>true</AlightingUse>  <quayAlignments>  <VehicleQuayAlignment version=\"01\" id=\"mb:sp0005@VQAl\" order=\"1\">  <QuayRef ref=\"12 htgs5 eHCIRx7e0 HlxP2R\"></QuayRef>  </VehicleQuayAlignment>  </quayAlignments>  </VehicleStoppingPlace>  </vehicleStoppingPlaces>  </StopPlace>  -  </SiteFrame>