Bodnar, I.R., O.V. Rymar, A.V. Solovei, G.G. Malanchuk, and P.P. Datskiv. 2015. “Objective Criteria for Determination of Functional-Reserve Potentials of Secondary School Age Pupils”. Pedagogics, Psychology, Medical-Biological Problems of Physical Training and Sports 19 (11):11-19. https://doi.org/10.15561/18189172.2015.1102.