Schneider, R., Kalentev, O., Ivanovska, T., & Kemnitz, S. (2013). Computer simulations of table tennis ball trajectories for studies of the influence of ball size and net height. International journal of computer science in sport, 12(2), S. 24-35. http://www.iacss.org/index.php?id=144

Schneider, Ralf, Oleksandr Kalentev, Tatyana Ivanovska, and Stefan Kemnitz. "Computer Simulations of Table Tennis Ball Trajectories for Studies of the Influence of Ball Size and Net Height." International Journal of Computer Science in Sport 12, no. 2 (2013): S. 24-35.

Schneider, Ralf, Oleksandr Kalentev, Tatyana Ivanovska, and Stefan Kemnitz. "Computer Simulations of Table Tennis Ball Trajectories for Studies of the Influence of Ball Size and Net Height." International Journal of Computer Science in Sport 12.2 (2013): S. 24-35.