Andhika AK, Endang Indarini. Upaya Peningkatan Kemampuan Berpikir Kritis Dan Hasil Belajar IPAS Melalui Model Problem Based Learning Siswa Sekolah Dasar. edu [Internet]. 2025 Sep. 23 [cited 2026 Jan. 12];4(4):1594-601. Available from: https://ejournal.papanda.org/index.php/edukasiana/article/view/2098