RAHMADANI, N.; ANUGRAHENI, I. Peningkatan Aktivitas Belajar Matematika Melalui Pendekatan Problem Based Learning bagi Siswa Kelas 4 SD. Scholaria: Jurnal Pendidikan dan Kebudayaan, [S. l.], v. 7, n. 3, p. 241–250, 2017. DOI: 10.24246/j.scholaria.2017.v7.i3.p241-250. Disponível em: https://ejournal.uksw.edu/scholaria/article/view/928. Acesso em: 14 apr. 2026.