This study was carried out as part of a master's project in the Introduction to Network Analysis course at the University of Ljubljana - Faculty of Computer and Information Science. The paper about this project is available here.

Transport data are available according to the General Transit Feed Specification (GTFS) https://gtfs.org/

National inter-city network - See data here
National high-speed network - See data here
Regional networks - See data here

Some additional data are available in OpenData on the website of the national railway company.

List of French railway stations - See data here
Frequentation of French railway stations - See data here