Efektivitas Pembelajaran Berbasis Masalah (Problem-Based Learning) dalam Membangun Kesadaran Kewarganegaraan Siswa Sekolah Dasar. Catha : Jurnal Penelitian Kreatif dan Inovatif , [S. l.], v. 2, n. 3, p. 129–135, 2025. DOI: 10.31004/catha.v2i3.115. Disponível em: https://j-catha.org/index.php/catha/article/view/115.. Acesso em: 19 may. 2026.