DIN CEN/TS 81-11
DIN CEN/TS 81-11 Safety rules for the construction and installation of lifts - Basics and interpretations - Part 11: Interpretations related to EN 81 family of standards; German version CEN/TS 81-11:2009
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2009



