00880naa#a2200217#i#450# EN\\bibl\111485 20260116111742.5 1994-4683 20250913b2025####ek#y0engy0150####ca RU The impact of swimming on the psychological state of schoolchildren Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 3 с. Journal article local Роль физкультуры и спорта в воспитании и общем развитии личности. 796.011.1 Sviridov Boris Aleksandrovich Kleymenova Mariya Dmitrievna Brilenok Nailya Bulatovna Zvyagincev Petr Nikolaevich Gus'kova Elena Vladimirovna uchzapiski.lesgaft.spb.ru