1. 1) International Organization for Standardization (1997) Mechanical vibration and shock - Evaluation of human exposure to whole-body vibration—Part 1: General requirements. ISO 2631-1.
2. 2) British Standards Institution (1987) Measurement and evaluation of human exposure to vibration whole-body. BS 6841.
3. 3) Fothergill LC (1972) A study of the subjective response to whole-body vibration. M Sc Thesis, University of Southampton.
4. The Determination of Equal Comfort Zones for Whole-body Vibration