00710naa#a2200193#i#450# EN\\bibl\128333 20260713023722.1 1994-4683 20230131b2023####ek#y0engy0150####ca RU INFLUENCE OF ROPE SKIPPING CLASSES ON THE PHYSICAL PERFORMANCE OF SCHOOLCHILDREN Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 3 с. Journal article local Дозирование нагрузки. 796.015.62 Yaroshinskaya Alevtina Pavlovna YAnkevich I E Odincova Mariya Olegovna uchzapiski.lesgaft.spb.ru