TY JOUR TI Analysis of jump content in competitive programs of young figure skaters aged 8-11 years KW youth sports KW figure skating KW technical proficiency KW jumping elements JO Scientific notes of P. F. Lesgaft University AU Glazkova, A.O. AU Sharmanova, S.B. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft