DR. ATTEIB HASSAN TIDJANI. Agile Management and its Role in Promoting Overall Quality Management in Service Companies - Ertel Telecom’s Case Study in Chad . Migration Letters, London, UK, v. 20, n. S2, p. 310–326, 2023. DOI: 10.59670/ml.v20iS2.3689. Disponível em: https://migrationletters.com/index.php/ml/article/view/3689. Acesso em: 27 jul. 2024.