Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shock (english version)
Railway applications - Fixed installations - Electrical safety, earthing and the return circuit -- Part 1: Protective provisions against electric shock (english version)
Radiation protection instrumentation - Backpack-type radiation detector (BRD) for the detection of illicit trafficking of radioactive material (english version)
Railway applications - Fixed installations - Electrical safety, earthing and the return circuit -- Part 1: Protective provisions against electric shock (english version)
Railway applications - Technical parameters of train detection systems for the interoperability of the trans-European railway system -- Part 1: Track circuits (english version)