TANGGU MARA, Andry Ananda Putra; SEDIYONO, Eko; PURNOMO, Hindriyanto. K-Nearest Neighbors Algorithm to Student Opinion of the Online Learning Method at Wira Wacana Sumba Christian University. Ultima InfoSys : Jurnal Ilmu Sistem Informasi, [S. l.], v. 12, n. 2, p. 87–93, 2022. DOI: 10.31937/si.v12i2.2090. Disponível em: https://ejournals.umn.ac.id/index.php/SI/article/view/2090. Acesso em: 4 aug. 2025.