00795naa#a2200205#i#450# EN\\bibl\113379 20260317192035.2 1994-4683 20241230b2024####ek#y0engy0150####ca RU The use of the frontal breathing tube for improving the technical skills of young swimmers Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2024 4 с. Journal article local Вольный стиль. Кроль, например,. 797.212.4 Ivanova Elena Gennad'evna Gluhova Tat'yana Fedorovna Markina Oksana Nikolaevna Ovsyannikova Tat'yana Grigor'evna uchzapiski.lesgaft.spb.ru