%A V. Arefiev %A O. Tymoshenko %A T. Malechko %A Zh. Domina %A O. Bezkopylny %A Yu. Dutchak %A V. Riabchenko %A O. Garmata %A G. Griban %A S. Rusanivskyi %A V. ??lnychuk %A I. Bloshchynskyi %A K. Prontenko %J International Journal of Applied Exercise Physiology %T Methodology of differentiation of health-improving classes in physical education for primary school %N 9(7) %P 134-143 %D 2020 %I Asian Exercise and Sport Science Association %L zu236340