00691naa#a2200169#i#450# EN\\bibl\109461 20260323024306.1 1994-4683 20240229b2024####ek#y0engy0150####ca RU Factors influencing the choice of organizational and methodological support for highly qualified stayer swimmers Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2024 2 с. Journal article local Плавание без вспомогательных средств. 797.21 Karpova Svetlana Nikolaevna uchzapiski.lesgaft.spb.ru