Yumnia, Maknun L. Pengaruh Problem Based Learning Terhadap Kemampuan Berpikir Kritis Siswa Pada Materi Persatuan dan Kesatuan. Judikdas [Internet]. 2024 Jun. 23 [cited 2026 Feb. 24];3(3):155-63. Available from: https://www.etdci.org/journal/judikdas/article/view/760