KoçoÄŸlu, Duygu, Mustafa Atahan Yilmaz, and Murat Kayhan. “Applications of Marketing Information System in Banking Sector: A Study on VakıfBank”. European Scientific Journal, ESJ 13, no. 10 (June 27, 2017). Accessed April 16, 2025. https://test.eujournal.org/index.php/esj/article/view/9477.