Liem, Nguyen Thanh, Nguyen Vinh Khuong, and Phung Anh Thu. 2020. “Social and Environmental Contributions, Board Size and Cash Holding: The Case of Energy Firms”. International Journal of Energy Economics and Policy 10 (4):17-22. https://econjournals.net.tr/index.php/ijeep/article/view/9018.