ASS. LECTURER ALI FAKHRI ABBAS; DR. AHMED AMER NAJAF. USE THE QUEUE THEORY TO ASSESS THE QUALITY STANDARDS OF SERVICE SYSTEMS TO ACHIEVE THE CUSTOMER’S DESIRE. World Economics and Finance Bulletin, [S. l.], v. 36, p. 117-126, 2024. Disponível em: https://scholarexpress.net/index.php/wefb/article/view/4410. Acesso em: 26 nov. 2024.