- The Potential of Hybrid Energy Storage Systems for Railway Vehicle Applications,
S. Kaimer and S. Sigle
Paper 12.190 from CCP: 110, ISBN 978-1-905088-65-2 (2016)
- High-Speed Passenger Train NGT Link: Propulsion and Electrical Power Supply Concept,
S. Kaimer, S. Streit and J. Winter
Paper 19.242 from CCP: 104, ISBN 978-1-905088-59-1 (2014)