Silaban, Patri Janson, Vivi Haloho, Betty Agatha Sihombing, Yolanda Patricia Panjaitan, and Yurika Siska Dewi Sitorus. “Sosialisasi Pembelajaran Matematika Alat Peraga Ludomatika Di UPT SDN 060922 Medan Sunggal”. Jurnal Pengabdian Masyarakat Bangsa 1, no. 9 (November 3, 2023): 1744–1747. Accessed January 30, 2026. http://jurnalpengabdianmasyarakatbangsa.com/index.php/jpmba/article/view/134.