“Mapping Indonesian Provinces Based on Leading Plantation Commodities with Export Potential Using Multidimensional Scaling Analysis”. UNP Journal of Statistics and Data Science 2, no. 4 (November 28, 2024): 502–509. Diakses Oktober 4, 2026. https://ujsds.ppj.unp.ac.id/index.php/ujsds/article/view/327.