Putthiwanit, C. และ Suriyakul Na Ayudhya, P. . (2024) “A Study of Customer Expectation Resulted from Merger and Acquisition Between Tot and Cat Telecom Company Limited”, Journal of Roi Kaensarn Academi, 9(3), น. 196–204. available at: https://so02.tci-thaijo.org/index.php/JRKSA/article/view/266519 (สืบค้น: 8 ธันวาคม 2025).