I NYOMAN BAYU PRAMARTHA; NI PUTU YUNIARIKA PARWATI. Analisis Penerapan Sintaks Model Pembelajaran Problem Based Learning Pada Mata Pelajaran Sejarah Materi Kelas XI Proklamasi Kemerdekaan Indonesia : Analysis of Problem Based Learning Model in History Subject, Grade XI Material Proclamation of Indonesian Independence. Nirwasita: Jurnal Pendidikan Sejarah dan Ilmu Sosial, [S. l.], v. 6, n. 1, p. 69–74, 2025. DOI: 10.59672/nirwasita.v6i1.4596. Disponível em: https://ojs.mahadewa.ac.id/index.php/nirwasita/article/view/4596. Acesso em: 10 aug. 2025.