Railway applications - Aerodynamics - Part 4: Requirements and test procedures for aerodynamics on open track; German version EN 14067-4:2005+A1:2009— 38 стр.
Railway applications - Track - Safety protection on the track during work - Part 2-1: Common solutions and technologies - Technical requirements for Track Warning Systems (TWS); German version EN 16704-2-1:2016— 32 стр.
