Applying an ecosystem approach to explore modifiable factors related to the risk for low motor competence in young children
Van Kann, D H H; Koolwijk, P; de Kok, T; de Vries, S I; Mombarg, R; van Aart, I; Savelsbergh, G J P; Hoeboer, J J M M; Remmers, T; Vos, S.B.
The effect of manipulating task constraints and player numbers in small-sided games in field hockey
Timmerman, E. A.; Savelsbergh, G. J. P.; Farrow, D.