International Organization for Standardization: Mechanical vibration and shock-Evaluation of human exposure to whole-body vibration. Part 1: General requirements. ISO 2631-1, 1997.
International Organization for Standardization: Evaluation of human exposure to whole-body vibration. Part 1: General requirements. ISO 2631/1, 1985.
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Department of Defense: Department of Defense Design Criteria Standard Human Engineering. MIL-STD-1472F, 1999.
The European Parliament and the Council of the European Union: Directive 2002/44/EC of the European Parliament and of the council of 25 June 2002 on the minimum health and safety requirements regarding the exposure of workers to the risks arising from physical agents (vibration). Official Journal of the European Communities, L177, 6.7.2002, 13-19, 2002.