SATRIYO, A.; AZIS, A.; SAPUTRI, F. H.; FERAWATI, F. Development of RPG-Based Mathematics Educational Games with the Waterfall Method on Fraction Material for Elementary School Students. Sinkron : jurnal dan penelitian teknik informatika, [S. l.], v. 9, n. 2, p. 548-557, 2025. DOI: 10.33395/sinkron.v9i2.14600. Disponível em: https://jurnal.polgan.ac.id/index.php/sinkron/article/view/14600. Acesso em: 22 may. 2026.