“Peningkatan Pengenalan Bentuk Geometri Melalui Puzzle Geometri” (2021) BOCAH: Borneo Early Childhood Education and Humanity Journal, 1(1), pp. 23–27. Available at: https://journal.uinsi.ac.id/index.php/bocah/article/view/3706 (Accessed: 14 July 2026).