Mulyanto, Bayu Hadi, I Ketut Suastika, and Nur Farida. “Analysis of students’ Critical Thinking Errrors in Solving Algebra Material Problems ”. Journal Focus Action of Research Mathematic (Factor M) 6, no. 1 (June 28, 2023): 99–116. Accessed November 23, 2024. https://jurnalfaktarbiyah.iainkediri.ac.id/index.php/factorm/article/view/v6n1_p99-116.