SOSSRIATI, M.; RISTONTOWI, R. Kemampuan Pemecahan Masalah Matematis Melalui Model Problem Based Instruction (PBI) di SMA. Jurnal Pendidikan Matematika Raflesia, [S. l.], v. 5, n. 2, p. 122–129, 2020. DOI: 10.33369/jpmr.v5i2.11417. Disponível em: https://ejournal.unib.ac.id/jpmr/article/view/11417. Acesso em: 6 may. 2024.