TY JOUR TI DETERMINATION OF THE LEVEL OF DEVELOPMENT OFPHYSICAL PERFORMANCE AMONG JUNIOR FIGURE SKATERS IN PAIR FIGURE SKATING DURING THE RENTAL OFFREE PROGRAMS KW pair skating KW varying the load KW improving performance KW dynamics of physical activity KW rental programs JO Scientific notes of P. F. Lesgaft University AU Volykhina, N.A. AU Kazakova, O.B. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft