00870naa#a2200181#i#450# EN\\bibl\109500 20251219202603.5 1994-4683 20250913b2025####ek#y0engy0150####ca RU Application of the methodology for the development of strength qualities in younger schoolchildren aged 9-10 years Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 4 с. Journal article local Методика физического воспитания. Пути и средства физического воспитания. Учебные заведения физической культуры. 796.011.3 Osipenko Evgeniy Vladislavovich Zhang Shixiao uchzapiski.lesgaft.spb.ru