1. Johansson, A., Nielsen, J.C.O., Bolmsvik, R., Karlström, A., Lundén, R.: Under sleeper pads-influence on dynamic train–track interaction. Wear 265, 1479–1487 (2008)
2. Bolmsvik, R.: Influence of USP on the track response—a literature survey. Abetong Teknik AB, Heidelberg (2005)
3. Witt, S.: The influence of under sleeper pads on railway track dynamics, report LIU-IEI-A–08/00442- SE. Linkoping University, Linkoping, Sweden (2008)
4. Schneider, P., Bolmsvik, R., Nielsen, J.C.O.: In situ performance of a ballasted railway track with under sleeper pad. Proc. Inst. Mech. Eng. Part F J. Rail Rapid Transit 225, 299–309 (2011)
5. Riessberger, K.: Ballast tracks for high speeds. In: Proceedings of Tracks for High-Speed Railways, pp. 23–44 (2006)