TY JOUR TI Effect of combined training on athletes' physical performance KW adaptation KW heart rate KW strength training KW running disciplines KW combined training JO Scientific notes of P. F. Lesgaft University AU Zakiev, A.M. AU Jusupov, I.R. AU Khanova, A.R. AU Ignatieva, D.M. AU Kozhevnikova, T.A. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft