Setyawati, Rina Dwi, Budi Waluya, isnarto, and Putriaji Hendikawati. “Improving Critical Thinking Skills through Problem-Based Learning Models With Argumentation in the Group Theory Course”. Phenomenon : Jurnal Pendidikan MIPA 14, no. 2 (October 30, 2024): 215–231. Accessed December 9, 2025. https://journal.walisongo.ac.id/index.php/Phenomenon/article/view/24021.