Sembiring, W. S. ., and R. D. . Sijabat. “PENGARUH MEDIA TTS TERHADAP KEMAMPUAN BERHITUNG SISWA KELAS IV SD NEGERI MATITI II”. Jurnal Ilmiah Aquinas, vol. 9, no. 1, Feb. 2026, pp. 30-33, https://ejournal.ust.ac.id/index.php/Aquinas/article/view/6072.