Load characteristics of small-sided soccer games as a regular curriculum activity for improving the physical fitness of upper grade elementary school children: effect of differences in pitch area
- 1 January 2021
- journal article
- Published by Japan Society of Physical Education, Health, and Sport Sciences in Taiikugaku kenkyu (Japan Journal of Physical Education, Health and Sport Sciences)
- Vol. 66, 139-152
- https://doi.org/10.5432/jjpehss.20066