Zebua E, Zega Y. The Effect of Course Review Horay Type Cooperative Learning Model on Mathematical Problem Solving Ability of Class X Students of SMK Negeri 3 Gunungsitoli. edumaspuljr [Internet]. 2023Oct.1 [cited 2026Apr.5];7(2). Available from: https://jurnal.unimen.cloud/index.php/maspuljr/article/view/7178