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2. Footprints of Time, Time Australia, July 31, 1995, p. 61.
3. Biomechanical Modelling of Human Walking. Proceed. of the Ninth World Congress on the Theory of Machines and Mechanisms. Vol. 3,, Milan, Italy, 1995, pp. 2400–2404.
4. A. Morecki, K. Jaworek, J. Olszewski, S. Koozekanani, R. McGhee, R. Rahmani, Reduced Order Dynamic Model for Computer Analysis of Human Gait. Proceed. of the 4th Symposium on Theory and Practice of Robots and Manipulators. Eds. A. Morecki, G. Bianchi, K. Kgdzior. PWN-Polish Scientific Publishers, Warsaw, 1981; pp. 368–381.
5. J. Olszewski, An investigation of Human Motion Models in Dynamical Conditions. Ph.D.. Dissertation, Warsaw Technical Univ. 1977 (in Polish), under supervision of Prof.. A. Morecki.