TY JOUR TI Normative scales and model characteristics of physical fitness of taekwondo athletes of different sports qualification, characterizing speed and strength abilities KW taekwondo KW training process KW physical fitness KW speed and strength fitness KW normative scales KW model characteristics JO Scientific notes of P. F. Lesgaft University AU Epov, O.G. AU Simakov, A.M. AU Sirotkina, Y.A. PY 2026 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft