A.-B. Al-Tijani Muhammad, « The role of intellectual capital in achieving competitive advantage (A case study of Omdurman National Bank 2010-2015) », JAAS, vol. 5, nᵒ 16, p. 10, févr. 2023, Consulté le: oct. 10, 2026. Disponible sur: https://afroasian-studies.de/index.php/jass/article/view/171