Indra Setiawan, D. and Matdoan, M. Y. (2026) “Cluster Analysis of Districts and Cities in North Sumatra Province Based on Socio-Economic Indicators”, Journal of Statistics and Data Analytics, 1(1), pp. 1–9. Available at: https://gammabeta.id/ojs/index.php/jsda/article/view/63 (Accessed: 18 October 2026).