Railway applications - Track - Safety requirements for portable machines and trolleys for construction and maintenance; German version EN 13977:2005— 38 стр.
Railway applications - Track - Safety requirements for portable machines and trolleys for construction and maintenance; German version EN 13977:2005+A1:2007— 44 стр.
Mechanical vibration - Measurement and evaluation of human exposure to hand-transmitted vibration - Part 1: General requirements (ISO 5349-1:2001); German version EN ISO 5349-1:2001— 27 стр.