Rahmah, Amalia Nailoe, Ahmad Susanto, and Muhamad Sofian Hadi. “Strategies for Improving Multiplication Skills Using Stick Manipulatives Among Second-Grade Elementary School Students in Balikpapan”. Jurnal Pendidikan Matematika Universitas Lampung 13, no. 4 (January 31, 2025): 268–278. Accessed August 20, 2026. https://jurnal.pbs.fkip.unila.ac.id/index.php/jpm/article/view/1056.