An extended study investigating the effects of tennis rackets with active damping technology on the symptoms of tennis elbow

von Cottey, Robert (Autor), ... Kotze, Johan (Autor), Lammer, Herfried (Autor), Zirngibl, Werner (Autor)
Erschienen in The engineering of sport 6. Volume 1: Developments for sports : Proceedings of the ISEA 2006 - Munich, Germany, Wien: Springer (Verlag), 2006, S. 391-396, Lit.

Dynamics of a string-bed damper on tennis rackets (P175)

von Mohr, Stefan (Autor), ... Cottey, Robert (Autor), Lau, Daniel (Autor), Gillet, Caroline (Autor), Kotze, Johan (Autor), Jolly, Marc (Autor), Schwenger, Ralf (Autor)
Erschienen in The engineering of sport 7. Volume 2: 7th International Conference on the Engineering of Sport : Paris 2008, Paris: Springer (Verlag), 2008, S. 179-189, Lit.