SOA architecture for complying with EU railway timetable data exchange format

When applying EU standards to the Serbian railway system, one of the major prerequisites is achieving interoperability with EU railway system. This paper describes a Web service for effortless timetable data exchange based on European Railway Agency implementation guide. The implementation details of the actual railway timetable formats and the corresponding software architecture are described, confirming advantages of the SOA approach when compared to other existing solutions in this area.