KHUDOLII, O.M. - IERMAKOV, Sergii Sidorovich - PRUSIK, Krzysztof. Classification of motor fitness of 7-9 years old boys. In Journal of Physical Education and Sport. - Pitesti : Editura Universitatea din Pitesti, 2015. ISSN 2247-8051, 2015, vol. 15, no. 2, pp. 245-253. Dostupné na: https://doi.org/10.7752/jpes.2015.02038.