00841naa#a2200193#i#450# EN\\bibl\111571 20260302225716.1 1994-4683 20240930b2024####ek#y0engy0150####ca RU Competitions as an important component of the training process of young athletes of primary school age in sports radio direction finding Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2024 5 с. Journal article local Организация тренировок. Руководство тренировками. 796.015.4 Zelensky Konstantin Grigorievich Abramov Aleksey Valer'evich Kostyuchenko Valeriy Filippovich uchzapiski.lesgaft.spb.ru