00805naa#a2200181#i#450# EN\\bibl\111798 20260116100909.5 1994-4683 20250913b2025####ek#y0engy0150####ca RU Definition of profiling movements in improving the elements of the "difficulty of the subject" in rhythmic gymnastics Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 5 с. Journal article local с гимнастическими снарядами, например с обручами, палками, скакалками. 796.412.24 Semibratova Irina Sergeevna Egorova Mariya Stanislavovna uchzapiski.lesgaft.spb.ru