TY JOUR TI ANALYSIS OF THE CONTENT OF GROUP EXERCISE PROGRAMS, TEAMS PARTICIPATING IN THE FINAL COMPETITIONS OF THE RUSSIAN CHAMPIONSHIP 2023 KW group exercises KW rhythmic gymnastics KW content of competitive programs KW difficulty of exercises KW types of all-around JO Scientific notes of P. F. Lesgaft University AU , .. AU , .. AU , .. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft