Ainiyah, Muflikhatun, and Muhammad Nuruddin. “The Effect of Cooperative Learning Model Type of Co-Op Co-Op on Mathematics Learning Outcomes for Class IV”. IJPSE Indonesian Journal of Primary Science Education 2, no. 2 (April 24, 2022): 109–114. Accessed July 3, 2024. https://ejournal.unhasy.ac.id/index.php/ijpse/article/view/1808.