Chamnian, Methawee. “Community Product Identity to Build and Communicate Brand: A Case Study of Ramtone Nokphithid Performance”. Ratchaphruek Journal 19, no. 2 (August 5, 2021): 1–12. accessed September 12, 2026. https://so05.tci-thaijo.org/index.php/Ratchaphruekjournal/article/view/250722.