MANDASARI, Novianti; ROSALINA, Elya. Analisis Kesulitan Siswa dalam Menyelesaikan Soal Operasi Bilangan Bulat di Sekolah Dasar. Jurnal Basicedu, [S. l.], v. 5, n. 3, p. 1139–1148, 2021. DOI: 10.31004/basicedu.v5i3.831. Disponível em: https://jbasic.org/index.php/basicedu/article/view/831. Acesso em: 3 jul. 2024.