1. Rail corrugations: characteristics, causes and treatments;Grassie;Proc. Inst. Mech. Engrs. Part F: J. Rail Rapid Transit,1993
2. K. Knothe, Silent Track state-of-the-art study, chapter on roughness generation and growth (RGG) models, Brite/EuRam III Silent Track, TU Berlin, April 1997, 35 pp. (availability restricted).
3. P. Dings, E. Verheijen, G. van Keulen, A. Jesse, M. Hiensch, J. van der Stelt, R. Regter, J. den Decker, A. Koopman, Silent Track roughness generation and growth—data gathered at smooth and corrugated track in The Netherlands, Brite/EuRam III Silent Track, NS Technisch Onderzoek, April 1998, 37 pp. (availability restricted).
4. M. Hiensch, Rail head corrugation, Brite/EuRam III Silent Track, NS Technisch Onderzoek, December 1998, 31 pp. (availability restricted).
5. J.C.O. Nielsen, Rail roughness generation and growth in The Netherlands—simulation vs. experiments, Brite/EuRam III Silent Track, Department of Solid Mechanics, Chalmers University of Technology, September 1999, 26 pp. (availability restricted).