00681naa#a2200169#i#450# EN\\bibl\118739 20260515215719.5 1994-4683 20230428b2023####ek#y0engy0150####ca RU PRINCIPLES OF INDIVIDUALIZATION OF THE TRAINING PROCESS IN THE MODERN TRAINING SYSTEM OF QUALIFIED FREESTYLE-SPRINTERS Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 4 с. Journal article local Плавание без вспомогательных средств. 797.21 Prigoda G S uchzapiski.lesgaft.spb.ru