TY JOUR TI Features of speed training in sledge hockey KW sledge hockey KW athletes with physical disabilities KW speed capabilities KW speed training JO Scientific notes of P. F. Lesgaft University AU Ivanov, A.V. AU Baryaev, A.A. AU Badrak, K.A. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft