DIN 45673-9 E:2013-11 Mechanical vibration - Resilient elements used in railway tracks - Part 9: Laboratory test procedures for discrete resilient rail fastening systems
2015DIN 45673-9:2015-08 Mechanical vibration - Resilient elements used in railway tracks - Part 9: Laboratory test procedures for discrete resilient rail fastening systems
2015DIN 45673-9:2015 Mechanical vibration - Resilient elements used in railway tracks - Part 9: Laboratory test procedures for discrete resilient rail fastening systems
1970DIN 45673-9 E:2013-11 Mechanical vibration - Resilient elements used in railway tracks - Part 9: Laboratory test procedures for discrete resilient rail fastening systems