Morishita, Y., Katsumata, Y., Jinji, T. Veröffentlicht in Japan Journal of Physical Education, Health and Sport Sciences (2019) “...sports equipment...”
Bjelica, D., Popovic, S., Tanase, G. D., Gardasevic, J. Veröffentlicht in Acta Kinesiologica (2017) “...sports equipment...”