Siwi, C.P. and Nurfirdaus, Y. 2020. K-MEANS CLUSTER ANALYSIS OF SUB-DISTRICTS IN SIDOARJO BASED ON LONG-TERM CONTRACEPTIVE METHOD. Jurnal Biometrika dan Kependudukan. 9, 2 (Oct. 2020), 161–170. DOI:https://doi.org/10.20473/jbk.v9i2.2020.161-170.