“Analisis Permasalahan Dalam Pengembangan Materi IPS Kelas IX SMP Santo Thomas 4 Medan” (2025) Jurnal Intelek Insan Cendikia, 2(4), pp. 6237–6241. Available at: https://jicnusantara.com/index.php/jiic/article/view/2927 (Accessed: 1 July 2026).