Diniyah, Eka Nuhayati, Wiryanto Wiryanto, Rooselyna Ekawati, and Hendratno Hendratno. “Development of Scale Learning Tools on Map Based on Problems to Improve Problem Solving Skills”. Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika 7, no. 2 (November 20, 2021): 121–134. Accessed December 22, 2024. https://ojs.unpkediri.ac.id/index.php/matematika/article/view/16153.