Psychophysical program based on the principles of taekwondo on aggressiveness in Colombian schoolchildren between 9 and 12 years. Encuentros, [S. l.], v. 22, n. 01- Enero-Junio-, p. 114–126, 2024. DOI: 10.15665/encuen.v22i01- Enero-Junio-.3015. Disponível em: http://ojs.uac.edu.co/index.php/encuentros/article/view/3015. Acesso em: 29 apr. 2026.