Murdifin, Imaduddin, Muhammad Faisal AR Pelu, Aditya Aditya Halim Perdana Kusuma Putra, A. Muara Arumbarkah, Muslim Muslim, and Aulia Rahmah. 2018. “Environmental Disclosure As Corporate Social Responsibility: Evidence from the Biggest Nickel Mining in Indonesia”. International Journal of Energy Economics and Policy 9 (1):115-22. https://econjournals.net.tr/index.php/ijeep/article/view/7048.