FEBRIANTI, Nabilla Eka; ISTIANAH, Farida. Peningkatan Pemahaman Penjumlahan dan Pengurangan Bersusun melalui Media Pajar Jurang. Journal of Contemporary Issues in Primary Education, [S. l.], v. 3, n. 2, p. 94–101, 2025. DOI: 10.61476/dgszgj58. Disponível em: https://kurniajurnal.com/index.php/jcipe/article/view/485.. Acesso em: 2 feb. 2026.