BICHI, A. A.; SULEIMAN, A. H.; ALI, H. Students’ achievement in mathematics: Analysing the influence of gender and school nature. Contemporary Educational Researches Journal, [S. l.], v. 9, n. 3, p. 50–56, 2019. DOI: 10.18844/cerj.v9i3.4293. Disponível em: https://un-pub.eu/ojs/index.php/cerj/article/view/4293. Acesso em: 7 may. 2024.