Vatansever, S., and G. Özen. “Effect of Tennis Education on Problem Solving Skills in University students<p≫Tenis eğitiminin üniversite öğrencilerinin Problem çözme Becerisi üzerine Etkisi”. Journal of Human Sciences, vol. 14, no. 1, Mar. 2017, pp. 1-9, https://j-humansciences.com/ojs/index.php/IJHS/article/view/4301.