Kuncahyo, Prawudya Dery. “Empirical Study of Twin Deficits in Indonesia: The Relationship Between Causality and Early Warning System of Twin Deficits’ Cause”. Journal of Developing Economies 1, no. 1 (June 27, 2016): 63–75. Accessed January 11, 2025. https://e-journal.unair.ac.id/JDE/article/view/1786.