Yiswi, Trivena Apriska, and Birgitta Dian Saraswati. “Testing the Environmental Kuznets Curve Hypothesis Using the Environmental Performance Index: Evidence from Ten Largest High-Income OECD Economies (2006–2022)”. Gorontalo Development Review 9, no. 2 (September 30, 2026): 131–145. Accessed October 7, 2026. https://jurnal.unigo.ac.id/gdrev/article/view/5242.