TY JOUR TI INNOVATIVE APPROACH TO EDUCATION OF SPEEDSTRENGTH QUALITIES IN THE TRAINING PROCESS OF FOOTBALL PLAYERS KW speed and strength qualities KW jumping height KW football KW training process KW temporary kinematic characteristics JO Scientific notes of P. F. Lesgaft University AU Lavrinenko, N.I. AU Lavrinenko, V.I. AU Baturkina, G.V. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft