SAIFUDIN, T.; CHAMIDAH, N.; ZHAFIRA, A. A.; BUDIJONO, G. A.; SIHITE, R.; BAIHAQI, M.; JANUARTA, R. A. SPATIAL EXTRAPOLATION OF MALARIA CASES IN CENTRAL PAPUA USING CO-KRIGING BASED ON RAINFALL AND OBSERVATIONAL DATA FROM PAPUA PROVINCE. BAREKENG: Jurnal Ilmu Matematika dan Terapan, v. 20, n. 2, p. 1485–1500, 26 jan. 2026.