Tsakalou, L., Kotsampoukidou, Z., Papa, M., Zaparidis, I. Veröffentlicht in Journal of Physical Education and Sport (2015) “...sports equipment...”
Oliver Coronado, J. F., Sosa Gonzalez, P. I. Veröffentlicht in EHF Scientific Conference 18.-19.11.2011, Wien, Österreich (2011) “...sports facilities and sports equipment...”