1.
Hidayat M, Paidi P. The Effectiveness of Cooperative Learning NHT Type and Concept Mapping on the Cooperation and the Concept Master. J. Sc. Edu. Research [Internet]. 2019 Oct. 22 [cited 2025 May 9];3(1):20-9. Available from: https://journal.uny.ac.id/index.php/jser/article/view/27300