ERILLI, Necati Alp. “Comparison of Fuzzy Clustering Methods in Economic Freedom Ranking in Asia-Pacific”. Jurnal Perspektif Pembiayaan dan Pembangunan Daerah 7, no. 2 (November 10, 2019): 157 - 168. Accessed July 6, 2024. https://online-journal.unja.ac.id/JES/article/view/7872.