“The Effect of E-Worksheets With The Problem Based Learning Model Assisted by PhET on Global Warming Material on Critical Thinking Skills”. Radiasi : Jurnal Berkala Pendidikan Fisika 18, no. 1 (April 23, 2025): 1–10. Accessed September 1, 2026. https://jurnal.umpwr.ac.id/index.php/radiasi/article/view/5619.