Hasanah M, Surya E. Differences in the Abilities of Creative Thinking and Problem Solving of Students in Mathematics by Using Cooperative Learning and Learning of Problem Solving. IJSBAR [Internet]. 2017 Jun. 20 [cited 2024 Apr. 29];34(1):286-99. Available from: https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/7543