Hasibuan, S. R., Mahardika, M. H. A., Addaruqutni, A. D., & Kartiasih, F. (2025). Determination of macroeconomic factors on Indonesia’s oil and gas imports: an ECM approach. Journal of Economics Research and Policy Studies, 5(2), 303–321. https://doi.org/10.53088/jerps.v5i2.1693