Ibrahim, Muhammad Alishahdani, Rita Myrna, Ira Irawati, and J.B. Kristiadi. 2018. “Tax Policy in Indonesian Energy Sectors: An Overview of Tax Amnesty Implementation”. International Journal of Energy Economics and Policy 8 (4):234-36. https://www.econjournals.com/index.php/ijeep/article/view/6490.