1. Surface and shoe deformation in sport activities and injuries;Adreasson,1983
2. Functional variability of the lower extremity during the support phase of running;Bates;Medicine and Science in Sports,1978
3. British Standard Methods of test for impact absorbing playground surfaces;British Standards Institution,1989
4. Ground reaction forces in distance running;Cavanagh;Journal of Biomechanics,1980
5. A comparison of ground reaction forces during walking barefoot and in shoes;Cavanagh,1981