“Efektivitas Penggunaan Media Batang Napier Terhadap Keterampilan Berhitung Perkalian Matematika”. Jurnal Intelek Insan Cendikia, vol. 2, no. 7, July 2025, pp. 13015-32, https://jicnusantara.com/index.php/jiic/article/view/4209.