GELEN, E.; MENGÜTAY, S.; KERMEN, O. A. The effect of two different training methods on flat groundstroke performance in tennis. Journal of Human Sciences, [S. l.], v. 4, n. 2, 2007. Disponível em: https://www.j-humansciences.com/ojs/index.php/IJHS/article/view/357. Acesso em: 8 may. 2024.