ADEL, K.; AMINA, A.; KELTHOM, F. The role of investing in human capital in improving employee performance: A case study of professors of the Faculty of Economic, Commercial and Management Sciences (University of El Oued). International journal of economic perspectives, [S. l.], v. 18, n. 10, p. 1502–1519, 2024. Disponível em: https://ijeponline.org/index.php/journal/article/view/653. Acesso em: 16 apr. 2026.