RINGO, J.; MURSALIN, W.; NURFADILAH, N.; RAMADHAN, D.; MADJIDA, W. A Comparative Study of Multiclass Classification Method for Mapping COVID-19 Risk Zone in Java Island. J-Icon : Jurnal Komputer dan Informatika, v. 9, n. 1, p. 98-107, 3 abr. 2021.