Retsya Lapiza, Syafriandi, Amalita, N. and Fitria, D. (2023) “Grouping The Districts in Sumatera Region Based on Economic Development Indicators Using K-Medoids and CLARA Methods”, UNP Journal of Statistics and Data Science, 1(1), pp. 16–22. doi: 10.24036/ujsds/vol1-iss1/13.