Ivashchenko, O., M. Cieślicka, M. Nosko, and D. Shcherbyk. 2018. “Movement Coordination: Peculiarities of Strength Effort Assessment in Girls Aged 11-13”. Teorìâ Ta Metodika Fìzičnogo Vihovannâ 18 (4), 175-79. https://doi.org/10.17309/tmfv.2018.4.03.