Weerawutiwong, T. . and Fongmala, W. . (2024) “Oppa means more than elder brother: A comparative study of the usages of the term Oppa in current Thai and Korean contexts”, Journal of Language and Culture. Nakhon Pathom, Thailand, 43(1), pp. 41–69. available at: https://so03.tci-thaijo.org/index.php/JLC/article/view/279729 (accessed: 8 December 2025).