1. EU Directive 2002/44/EC: on the minimum health and safety requirements regarding the exposure of workers to the risks arising from physical agents, 2002.
2. ISO 5349: mechanical vibration: measurement and evaluation of human exposure to hand transmitted vibration, 2001.
3. ISO 2631: mechanical vibration: evaluation of human exposure to whole-body vibration, 1997.
4. ISO 8041: human response to vibration—measuring instrumentation, 2005.
5. ST Microelectronics, MEMS Accelerometers, 〈http://www.st.com/internet/analog/subclass/444.jsp〉, December 2010.