00654naa#a2200169#i#450# EN\\bibl\121321 20260516092534.6 1994-4683 20230803b2023####ek#y0engy0150####ca RU IMPROVEMENT OF THE INDIVIDUALIZATION MANAGEMENT SYSTEM FOR THE TRAINING PROCESS OF 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 uchzapiski.lesgaft.spb.ru