1. R. Willis, Appendix, Report of the Commissioners Appointed to Inquire into the Application of Iron to Railway Structures, Stationary Office, London, 1849.
2. T. Huang, Vibration of bridges, Shock and Vibration Digest 8 (1976) 61-76.
3. L. Frýba, Dynamics of railway bridges, ACADEMIA, Praha, 1992. (in Czech).
4. J. Melcer, Dynamic calculation of highway bridges, EDIS, Žilinská univerzita v Žiline, Žilina, 1997. (in Slovak).