“YEREL PAZARLARDA TÜKETİCİLERİN GSM OPERATÖRLERİNİ ALGILAMALARINI BELİRLEMEYE YÖNELİK BİR ÇALIŞMA”. Business & Management Studies: An International Journal 3, no. 1 (July 31, 2015): 39–55. Accessed March 12, 2025. https://www.bmij.org/index.php/1/article/view/148.1.