MARIA, V.; ASPASIA, D.; PHILIA, I.; IOANNIS, G. Developing Responsibility through Action Research: Implementing Hellison’s Model as a Whole-School Approach in Primary Education. International Journal of Physical Education, Fitness and Sports, [S. l.], v. 15, n. 1, p. 28–50, 2026. DOI: 10.54392/ijpefs2613. Disponível em: https://www.ijpefs.org/index.php/ijpefs/article/view/698. Acesso em: 1 may. 2026.