00625naa#a2200169#i#450# EN\\bibl\123373 20260706021035.1 1994-4683 20230731b2023####ek#y0engy0150####ca RU DYNAMICS OF DEVELOPMENT OF SPEED ABILITIES AND SPEED IN YOUNG BOXERS ACCORDING TO INDIVIDUAL PSYCHOLOGICAL PECULIARITIES Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 4 с. Journal article local Бокс. 796.83 Demchenko YU V uchzapiski.lesgaft.spb.ru