00752naa#a2200181#i#450# EN\\bibl\118885 20260420132255.1 1994-4683 20230525b2023####ek#y0engy0150####ca RU ANALYSIS OF THE APPLICATION OF THE PRINCIPLES OF INDIVIDUALIZATION OF THE TRAINING PROCESS TO IMPROVE THE QUALITY OF TRAINING OF QUALIFIED FREESTYLE SPRINTERS Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 3 с. Journal article local Плавание без вспомогательных средств. 797.21 Prigoda G S Sidorenko A S uchzapiski.lesgaft.spb.ru