YALDI, Novri; ERMAWITA, Ermawita. Pengembangan Perangkat Pembelajaran Berbasis Pendekatan Problem Based Learning di Sekolah Dasar. Jurnal Basicedu, [S. l.], v. 5, n. 1, p. 133–139, 2020. DOI: 10.31004/basicedu.v5i1.568. Disponível em: https://jbasic.org/index.php/basicedu/article/view/568. Acesso em: 22 jul. 2024.