00650naa#a2200169#i#450# EN\INFRA-M\bibl\94807 20251223082158.2 1998-1740 20241230b2024####ek#y0engy0150####ca RU Study of the Effectiveness of Loads of Different Intensities on the Development of Strength in Senior Schoolchildren Journal article Moscow INFRA-M Academic Publishing LLC. 2024 4 с. Journal article local Физическое воспитание. Ритмическая гимнастика. Эуритмия. 37.037.1 Kiselev V. A. naukaru.ru