WIDHANA, I. W. Meningkatkan Prestasi Belajar Matematikan Melalui Penerapan Model Pembelajaran Problem Based Instruction Siswa. Mimbar Pendidikan Indonesia, [S. l.], v. 1, n. 3, 2021. DOI: 10.23887/mpi.v1i3.30940. Disponível em: https://ejournal.undiksha.ac.id/index.php/JIPI2/article/view/30940. Acesso em: 2 may. 2024.