Hechvarría-MaletáHéctor, González-FigueredoAlberto, and Hope-HerreraRobin. 2021. “System of Exercises to Improve the Jump Shoot in the Category 11-12 Years”. Journal Physical Culture and Sports of Guantanamo 11 (20). http://famadeportes.cug.co.cu/index.php/Deportes/article/view/369.