Safety of machinery - Basic concepts, general principles for design - Part 2: Technical principles and specifications; German version EN 292-2:1991 + A1:1995— 47 стр.
Irrigation techniques - Centre pivot and moving lateral systems - Part 2: Minimum performances and technical characteristics; German version EN 12325-2:1999— 11 стр.
Irrigation technic - Centre pivot and moving lateral systems - Part 1: Presentation of the technical characteristics; German version EN 12325-1:1998— 9 стр.