Erlita, Erlita, and Dori Lukman Hakim. “Kesulitan Siswa Dalam Menyelesaikan Soal Segiempat Berdasarkan Kemampuan Berpikir Kritis Matematis”. Jurnal Educatio FKIP UNMA 8, no. 4 (December 18, 2022): 1342–1350. Accessed June 11, 2026. https://www.ejournal.unma.ac.id/index.php/educatio/article/view/3513.