1.
Yunita Y, Juandi D, Tamur M, Adem AMG, Pereira J. A meta-analysis of the effects of problem-based learning on students’ creative thinking in mathematics. BetaJTM [Internet]. 2020 Nov. 30 [cited 2021 May 13];13(2):104-16. Available from: https://jurnalbeta.ac.id/index.php/betaJTM/article/view/380