SEKARWANGI, T.; SARTONO, K. E.; MUSTADI, A.; ABDULAH, A. The Effectiveness of Problem Based Learning-Based Interactive Multimedia for Elementary School Students. International Journal of Elementary Education, [S. l.], v. 5, n. 2, p. 308–314, 2021. DOI: 10.23887/ijee.v5i2.31603. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/31603. Acesso em: 1 may. 2024.