Preedakorn P, Wattanachewanopakorn W. The Study of Market Structure and Competitive Behavior of Ready-to-Drink Tea Market in Thailand. soc sci hum utcc [internet]. 2025 Sep. 30 [cited 2026 Aug. 29];45(3):67-88. available from: https://so06.tci-thaijo.org/index.php/utccjournalhs/article/view/284181