putri, nabillah, Nonong Amalita, Dodi Vionanda and Dony Permana (2023) “Grouping Level of Poverty Based on District/City in Indonesia Using K-Harmonic Means ”, UNP Journal of Statistics and Data Science, 1(3), pp. 157–163. doi: 10.24036/ujsds/vol1-iss3/60.