Chien, S. ., C. . Yu, Y. . Wang, and P.-L. . Kuo. “Improving the Perceived Quality of Private Brands Using Co-Branding: The Role of Brand Equity and Store Image”. International Journal of Management and Sustainability, vol. 3, no. 9, Sept. 2014, pp. 540-51, https://archive.conscientiabeam.com/index.php/11/article/view/983.