DOUNGKAEW, jirattikan; PHONGPETRA, J. Relevance of Financial Reporting Quality and Audit Quality to Investment Efficiency of Companies Listed on the Stock Market The Index Group Reflects the Price Movement of the First 50 Stocks. Journal of Educational and Industrial Innovation, [S. l.], v. 38, n. 139, p. 24–32, 2026. Disponível em: https://so09.tci-thaijo.org/index.php/jted/article/view/5132. Acesso em: 18 sep. 2026.