01080naa#a2200217#i#450# EN\\bibl\111698 20260116141157.5 1994-4683 20250913b2025####ek#y0engy0150####ca RU Comparison of the results of load testing on a treadmill and special testing to determine the level of functional fitness of athletes in acrobatic rock and roll Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 7 с. Journal article local Ритмические гимнастические упражнения (вольные). Производственная вспомогательная гимнастика. Художественная гимнастика. 796.412 Terehin Vladimir Sergeevich Mel'nikov Dmitriy Sergeevich Chernizaponnikova Elena Vladimirovna Rudenko Yuriy Nikolaevich Arvan Dar'ya Artemovna uchzapiski.lesgaft.spb.ru