Yusuf Sodhiqin, Haryanto, and Abdul Muin. “Problem Solving Learning With Drawing a Diagram Strategy to Improve Mathematical Reflective Thinking Skills”. Jurnal Pendidikan Dan Pengajaran, vol. 57, no. 3, Oct. 2024, https://ejournal.undiksha.ac.id./index.php/JPP/article/view/80361.