Yezer, Karma, Vichayanan Rattanawiboonsom, and Warawude Rurkwararuk. “An Analysis of Relationships Among GNH in Corporation, Psychological Capital and Employee Performance”. Environment and Social Psychology 9, no. 4 (January 16, 2024). Accessed April 2, 2025. https://esp.as-pub.com/index.php/esp/article/view/1879.