TY JOUR TI Research on the strength and speed components in the specialized training of weightlifters and arm wrestlers of various qualifications KW weightlifting KW arm wrestling KW sports mastery KW speed-strength training readiness KW strength component KW speed component JO Scientific notes of P. F. Lesgaft University AU Markin, E.V. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft