Nguyen, Ha. “The Impact of Perceived Value on Customer Satisfaction and Brand Loyalty: Research Domestic Coffee Chains in Ho Chi Minh City”. Science & Technology Development Journal: Economics- Law & Management 8, no. 1 (March 31, 2024): 5098-5108. Accessed July 3, 2024. https://stdjelm.scienceandtechnology.com.vn/index.php/stdjelm/article/view/1341.