Djatmiko, Pudji, and Nugroho SBM. 2019. “Impact Non-Oil and Gas Exports and Oil and Gas Exports on The Position of Indonesia Foreign Exchange Reserves”. Jurnal Pendidikan Ekonomi Dan Bisnis (JPEB) 7 (1), 87-100. https://doi.org/10.21009/JPEB.007.1.8.