1.
Tume Atua T, Lateef Dahham D, Salim Mesr I. The Role of Quality of Service as a Tool to Achieve Relationship Marketing. An Empirical Study of a Sample of Mobile Phone Company (Asiacell) Customers in Anbar Governorate. Opción [Internet]. 19 de octubre de 2019 [citado 9 de junio de 2025];350:1173-98. Disponible en: https://mail.produccioncientificaluz.org/index.php/opcion/article/view/31944