WAODE, Yully Sofyah; KURNIA, Anang; ANGRAINI, Yenni. K-Means Optimization Algorithm to Improve Cluster Quality on Sparse Data. MATRIK : Jurnal Manajemen, Teknik Informatika dan Rekayasa Komputer, [S. l.], v. 23, n. 3, p. 641–652, 2024. DOI: 10.30812/matrik.v23i3.3936. Disponível em: https://journal.universitasbumigora.ac.id/matrik/article/view/3936. Acesso em: 7 nov. 2025.