PUTRANTO, A. W. .; UMAM, M. .; ISMAIL, A. D. . Application of PBL Model to Improve Mathematics Learning Outcomes of Grade II Elementary School Students. Journal of Management, Economic, and Financial , [S. l.], v. 1, n. 2, p. 1–5, 2023. DOI: 10.46799/jmef.v1i2.20. Disponível em: http://jmef.polteksci.ac.id/index.php/jmef/article/view/20. Acesso em: 22 dec. 2024.