بن البار سعيد. Human investment and its role in achieving organizational effectiveness within the sports administration The Directorate of Youth and Sports of the State of msila model. sports creativity, [S. l.], v. 9, n. 02, p. Volume 9, Numéro 2, Pages 78–98, 2025. Disponível em: https://journals.univ-msila.dz/index.php/JOSC/article/view/3150. Acesso em: 6 feb. 2026.