The teaching of Judo shoulder techniques in children’s athletes from Guayas. RIAF. International Journal of Physical Activity, [S. l.], v. 2, n. 1, p. 65–72, 2024. DOI: 10.53591/riaf.v2i1.358. Disponível em: https://revistas.ug.edu.ec/index.php/riaf/article/view/358. Acesso em: 5 dec. 2025.