CUT MEUTIA. Peningkatan Hasil Belajar dan Kemampuan Berpikir Kritis Siswa dalam Materi Perhitungan Kimia Melalui Model Pembelajaran Problem Based Learning. Jurnal Kinerja Kependidikan (JKK): Facilities of Educator Career and Educational Scientific Information, [S. l.], v. 6, n. 1, 2025. Disponível em: https://journalserambi.org/index.php/jkk/article/view/257. Acesso em: 10 sep. 2025.