Ambarwati, Tri Suci, and An Nuril Maulida Fauziah. “Peningkatan Keterampilan Berpikir Kritis Peserta Didik SMP Melalui Model Problem Based Learning (PBL) Pada Materi Ekologi”. Jurnal Basicedu 8, no. 4 (July 26, 2024): 3054–3063. Accessed July 1, 2025. https://jbasic.org/index.php/basicedu/article/view/8462.