1. DIN 45673-1:2010-08 Mechanical vibration. Resilient elements used in railway tracks. Part 1: Terms and definitions, classification, test procedures
2. DIN 45673-4:2008-07 Mechanical vibration. Resilient elements used in railway tracks. Part 4: Analytical evaluation of insertion loss of mounted track systems
3. DIN 45673-5:2010-08 Mechanical vibration. Resilient elements used in railway tracks. Part 5: Laboratory test procedures for under-ballast mats
4. DIN 45673-7:2010-08 Mechanical vibration - Resilient elements used in railway tracks - Part 7: Laboratory test procedures for resilient elements of floating slab track systems
5. Brebbia C. A. et al., Lecture Notes in Engineering (Springer-Verlag, Berlin, 1985)