Permadi, Vynska Amalia, Sylvert Prian Tahalea, and Riza Prapascatama Agusdin. “K-MEANS AND ELBOW METHOD FOR CLUSTER ANALYSIS OF ELEMENTARY SCHOOL DATA”. PROGRES PENDIDIKAN 4, no. 1 (January 30, 2023): 50–57. Accessed July 3, 2024. https://prospek.unram.ac.id/index.php/PROSPEK/article/view/328.