00759naa#a2200181#i#450# EN\\bibl\127944 20260716003209.4 1994-4683 20230228b2023####ek#y0engy0150####ca RU CHARACTERISTICS OF THE ABILITY TO REPRODUCE THE RHYTHM IN CHILDREN 79 YEARS OLD WITH DOWN SYNDROME Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 5 с. Journal article local Философские и научно-теоретические основы физической культуры и спорта. 796.011 Kosheleva M V Sinelnikov D M uchzapiski.lesgaft.spb.ru