1. Sixth report on monitoring development of the rail market. Report from the Commission to the European Parliament the Council: European Commission; 2019.
2. Using analytics to get European rail maintenance on track;Kienzler,2020
3. Transport mass: weight saving and structural integrity of rail vehicles;Ford,2007
4. Moving towards sustainable mobility: a strategy for 2030 and beyond for the European railway sector;Loubinoux,2012
5. The application of a systematic approach to material selection for the lightweighting of metro vehicles;Carruthers;Proc Inst Mech Eng, Part F: J Rail Rapid Transit,2009