Renshaw, I., Davids, K., O'Sullivan, M., Maloney, M. A., Crowther, R., McCosker, C. Julkaisussa Asian Journal of Sport and Exercise Psychology (2022)
Xiong, Y., Xie, X., Wang, J. Julkaisussa 2008 International Convention on Science, Education and Medicine in Sport: Proceedings, Vol. III (2008)
Johnson, D. K. N., Ali, A. Julkaistu 2002