Dwihantoro, Arif. “Students Team Achievement Division (STAD): Model Pembelajaran Kooperatif Untuk Meningkatkan Kerja Sama Peserta Didik”. Quadratic: Journal of Innovation and Technology in Mathematics and Mathematics Education 1, no. 1 (April 29, 2021): 23–30. Accessed February 7, 2025. https://ejournal.uin-suka.ac.id/tarbiyah/quadratic/article/view/011-04.