YACOB, R.; ROSLI, R. Comparison of the Cognitive Level of the Topic Of Mixed Operations in Mathematics Year 5 Primary Schools in Malaysia and Brunei: Perbandingan aras Kognitif Topik Operasi Bercampur Matematik Tahun 5 Sekolah Rendah Malaysia dan Brunei. Jurnal Pendidikan Sains dan Matematik Malaysia, [S. l.], v. 13, n. 1, p. 79–98, 2023. DOI: 10.37134/jpsmm.vol13.1.7.2023. Disponível em: https://ejournal.upsi.edu.my/index.php/JPSMM/article/view/7614. Acesso em: 29 may. 2024.