00684naa#a2200205#i#450# EN\\bibl\127609 20260717220838.5 1994-4683 20231031b2023####ek#y0engy0150####ca RU METHODICAL FEATURES OF DEVELOPING THE SPEED OF YOUNG FOOTBALL PLAYERS Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 5 с. Journal article local Футбол. 796.332 Semenov Evgeniy Nikolaevich Ponomarev D A Desyaterik K A Nazarov D V uchzapiski.lesgaft.spb.ru