Musdin, Musdin, and Sarfa Wassahua. “Student Deductive Reasoning in Solving Problems of One-Variable Linear Equations Through Problem-Based Learning”. Indo-MathEdu Intellectuals Journal 2, no. 1 (April 30, 2021): 35–46. Accessed May 12, 2025. https://ejournal.indo-intellectual.id/index.php/imeij/article/view/38.