Wahyu, Kamirsyah, and Sofyan Mahfudy. “Sejarah Matematika: Alternatif Strategi Pembelajaran Matematika”. Beta: Jurnal Tadris Matematika 9, no. 1 (October 29, 2016): 89–110. Accessed December 2, 2021. https://jurnalbeta.ac.id/index.php/betaJTM/article/view/6.