زمالي محمد. Proactive approach of teaching competencies and skill of his contribution to the development of self-confidence of students of secondary phase. Journal of Sport Science Technology and Physical Activities, [S. l.], v. 10, n. 10, p. 75–97, 2025. Disponível em: https://revue.univ-mosta.dz/index.php/jsstpa/article/view/622. Acesso em: 16 apr. 2026.