Chaisanit, P., Sopanik, S. and Rachapaettayakom, P. (2025) “Enhancing Business Performance Through Innovation: A Study of Day Spas in Thailand”, University of the Thai Chamber of Commerce Journal Humanities and Social Sciences, 45(3), pp. 110–133. available at: https://so06.tci-thaijo.org/index.php/utccjournalhs/article/view/286193 (accessed: 30 August 2026).