Pemetaan Sebaran Kadar Besi Pada Endapan Laterit Nikel Menggunakan Metode Interpolasi Indikator Kriging Dan Ordinary Kriging: Mapping The Distribution of Iron Content in Nickel Laterite Deposits Using Indicator Kriging and Ordinary Kriging Interpolation Method. PROMINE 2021, 9 (1), 29-36. https://doi.org/10.33019/promine.v9i1.2316.