“Pengaruh Model Pembelajaran Problem Based Learning terhadap Karakter Cinta Tanah Air Kelas V di SDS Pelangi Medan”, TERPADU, vol. 2, no. 1, pp. 259–270, Mar. 2024, Accessed: Nov. 07, 2026. [Online]. Available: https://pelitaaksara.or.id/index.php/terpadu/article/view/43