Mathorne, O., Stambulova, N., Book, R., Kamuk Storm, L., Henriksen, K. Julkaisussa Scandinavian Journal of Sport and Exercise Psychology (2021) “...Book, R....”
Darpatova-Hruzewicz, D., Book, R. T. Julkaisussa Psychology of Sport and Exercise (2021) “...Book, R. T....”