WANGGE, Magdalena; DASARI, Dadan; TURMUDI, Turmudi. K-Means Classification Analysis of Concept Understanding and Self-efficacy: Exploring the Relationship in an Educational Context. Jurnal Matematika, Statistika dan Komputasi, [S. l.], v. 20, n. 2, p. 416–425, 2023. DOI: 10.20956/j.v20i2.32099. Disponível em: https://journal.unhas.ac.id/index.php/jmsk/article/view/32099. Acesso em: 25 dec. 2024.