1. Blanquart, J. 2003. Design for safety, and the way back. Paper to the New Technology and Work Workshop on Safety and Design, Blankensee.
2. CEN, 1991. Safety of machinery – basic concepts, general principles for design – Part 1: Basic terminology, methodology. European Standard EN 292-1:1991, Brussels.
3. European Council, 1989/98. Machinery. Council Directives 89/392/EEC, 91/68/EEC and 93/44/EEC, Brussels.
4. The Prevention of Accidents;Haddon,1966
5. ISO, 2000. Ergonomic design of control centres – Part 1: Principles for the design of control centres. ISO standard ISO 11064-1:2000, International Organization for Standardization (ISO), Geneva 20.