1. Andrews, J.G. and Youm, Y.: A Biomechanical Investigation of Wrist Kinematics. J. Biomech. 1979; 12:89–93.
2. Ayoub, MA, Ayoub, M.M., and Ramsey, J.D.: A Stereometric System for Measuring Human Motion,” Human Factors. 1970, 12(b):523–535.
3. Bocher, M.: Introduction to Higher Algebra, Dover Publications, New York, 1965.
4. Braune, W. and Fischer, O.: Uber den Antheil, den die einzelnen Gelenke des Schultergurtels am der Beweglichkeit des Menschlichen Humerus Haben. Abh. math-phys. Cl. d.k. Sachs Gesellsch. d. Wiss. 1888; 14:393–110.
5. Bresler, B. and Frankel, J.P.: The Forces and Moments in the Leg during Level Walking. ASME Paper No. 48-A-62, 1948.