Siregar, Ahmad Rifai, Nur Halimah Matondang, and Waminton Rajagukguk. “TREN PENELITIAN TESIS S2 PENDIDIKAN MATEMATIKA UNIVERSITAS NEGERI MEDAN: KAJIAN SISTEMATIS 2020-2023”. Jurnal Ilmiah Widya Pustaka Pendidikan 12, no. 1 (June 6, 2024): 38 - 50. Accessed September 17, 2024. https://jiwpp.unram.ac.id/index.php/widya/article/view/150.