Ayu, Desi, Nonik Indrawatiningsih, Zuhrotun Nazihah, and Vincent A. Halog. “Profil Kemampuan Komunikasi Matematis Tulis Siswa Kelas VII Pada Materi Bangun Datar Segi Empat”. International Journal of Progressive Mathematics Education 3, no. 1 (June 30, 2023): 36–50. Accessed July 16, 2024. https://journal.uhamka.ac.id/index.php/ijopme/article/view/7621.