00667naa#a2200169#i#450# EN\\bibl\95652 20260205133744.4 1994-4683 20260129b2026####ek#y0engy0150####ca RU Optimization of the provision process and training directions for national swimming teams Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2026 6 с. Journal article local Плавание без вспомогательных средств. 797.21 Prigoda Gennadiy Sergeevich uchzapiski.lesgaft.spb.ru