PITRIANI, L.; MUCHLIS, E. E.; STIADI, E. The Influence of Problem Based Learning Model with Flipped Classroom on the Mathematical Literacy Ability of Class VIII Students at SMPN 19 Seluma. International Journal of Innovation and Education Research, [S. l.], v. 4, n. 1, p. 64–81, 2025. DOI: 10.33369/ijier.v4i1.43312. Disponível em: https://ejournal.unib.ac.id/ijier/article/view/43312. Acesso em: 12 jul. 2025.