YETISIA, Meutia; MORELENT, Yetty; NAINI, Ineng. Implementasi Model Problem Based Learning (PBL) pada Pembelajaran Keterampilan Menulis Teks Laporan Hasil Observasi untuk Meningkatkan Motivasi Belajar Siswa SMP. CENDEKIA : Jurnal Penelitian dan Pengkajian Ilmiah, [S. l.], v. 2, n. 9, p. 1868–1874, 2025. DOI: 10.62335/cendekia.v2i9.1837. Disponível em: https://manggalajournal.org/index.php/cendekia/article/view/1837.. Acesso em: 10 may. 2026.