TY JOUR TI Features of the influence of the component composition of the body on the effectiveness of technical and tactical actions of swordsmen 11-12 years old KW component composition of the body KW effectiveness KW technical and tactical actions KW swordsmen KW the stage of sports specialization JO Scientific notes of P. F. Lesgaft University AU Churin, V.M. AU Shalamova, O.V. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft