1. ASHLEY , C. , 1970 , Equal annoyance contours for the effect of sinusoidal vibration on man. Paper presented at 41st Shock and Vibration Symposium , U.S.A. Department of Defence , Air Force Academy Colorado , 27–29 October .
2. ASHLEY , C. , and RAO , B. K. N. , 1972 , An equal sensation study of differential vibration between feet and seat. Paper to U.K. Informal Group on the Human Response to Vibration Meeting held at Sheffield University , September .
3. The Evaluation of Discomfort Produced by Multiple Frequency Whole-Body Vibration
4. Subjective equivalence of sinusoidal and random whole‐body vibration
5. Duration of whole-body vibration exposure its effect on comfort