Quality of Service and its Impact in Achieving Competitive Advantage. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences, [S. l.], v. 27, n. 2, p. 208–227, 2019. DOI: 10.29196/jubpas.v27i2.2087. Disponível em: https://www.journalofbabylon.com/index.php/JUBPAS/article/view/2087.. Acesso em: 1 may. 2024.