aminudin, mohamad, and mochammad Abdul Basir. “Kemampuan Berpikir Kritis Mahasiswa Calon Guru Matematika Dalam Menilai Kebenaran Pernyataan Matematis”. Union : Jurnal Ilmiah Pendidikan Matematika 7, no. 3 (December 5, 2019): 369–382. Accessed February 3, 2023. https://jurnal.ustjogja.ac.id/index.php/union/article/view/5841.