TY JOUR TI FEATURES OF THE LONG JUMP KINEMATIC CHARACTERISTICS AT UNIVERSITY STUDENTS IN DIFFERENT CONDITIONS KW long jump KW university students KW kinematic characteristics KW normal and modified conditions KW sports results JO Scientific notes of P. F. Lesgaft University AU Karpov, V.Y. AU Doroncev, A.V. AU Efremova, E.V. AU Antonova, M.S. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft