MÁRQUEZ -BARQUERO, Magally; AZOFEIFA-MORA, Christian; RODRÍGUEZ- MÉNDEZ, Diego. Comparison of the attitudes of adolescents according to sex and school level towards physical education . Innovaciones Educativas, [S. l.], v. 21, n. 30, p. 13–24, 2019. DOI: 10.22458/ie.v21i30.2479. Disponível em: https://revistas.uned.ac.cr/index.php/innovaciones/article/view/2479. Acesso em: 25 mar. 2026.