00705naa#a2200181#i#450# EN\\bibl\113384 20260508174253.5 1994-4683 20241230b2024####ek#y0engy0150####ca RU The biomechanical characteristics of backstroke technique in highly skilled swimmers Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2024 5 с. Journal article local Плавание без вспомогательных средств. 797.21 Krylov Andrey Ivanovich Vinogradov Evgeniy Olegovich uchzapiski.lesgaft.spb.ru