@article{Yakimova2025the, author={Yakimova, L.A. and Chernyshov, V.A. and Peshkov, N.N. and Makhinova, M.V. and Chastoyedova, A.Y.}, title={The effectiveness of jumping activities in the development of physical fitness in children aged 7-11 years}, journal={Scientific notes of P. F. Lesgaft University}, publisher={National State University of Physical Education, Sports and Health named after P.F. Lesgaft}, year={2025}, pages={229-236}, volume={0}, issue={1}, }