Subarna, S., Tangkudung, J. and Asmawi, M. (2019) “The effect of eye-hand coordination on self-confidence levels among indoor volleyball referees”, Journal of Education, Health and Sport, 9(4), pp. 124–139. Available at: https://apcz.umk.pl/JEHS/article/view/6768 (Accessed: 17 August 2024).