YUNITA, Y.; JUANDI, D.; TAMUR, M.; ADEM, A. M. G.; PEREIRA, J. A meta-analysis of the effects of problem-based learning on students’ creative thinking in mathematics. Beta: Jurnal Tadris Matematika, [S. l.], v. 13, n. 2, p. 104–116, 2020. DOI: 10.20414/betajtm.v13i2.380. Disponível em: https://jurnalbeta.ac.id/index.php/betaJTM/article/view/380. Acesso em: 13 may. 2021.