Elke Annisa Octaria, Raden Ridwan Hasan Saputra. Pemetaan Kemampuan Matematis Peserta International Kangaroo Mathematics Contest Menggunakan K-Means Clustering . JPG [Internet]. 2026 Jan. 13 [cited 2026 Feb. 2];7(1):64-75. Available from: https://ejournal.uika-bogor.ac.id/index.php/jpg/article/view/22644