RAMALIA, Tenia; NIRMALA, Nirna. Using Clustering Technique in Teaching Writing. JIPIS, [S. l.], v. 28, n. 1, p. 19–23, 2019. Disponível em: https://ejournal.unis.ac.id/index.php/JIPIS/article/view/231. Acesso em: 17 jun. 2026.