SEWRY, J.; MOKILANE, P. A Rasch analysis to determine the difficulty of the National Senior Certificate Mathematics examination. Perspectives in Education, [S. l.], v. 32, n. 1, p. 192–209, 2014. DOI: 10.38140/pie.v32i1.1853. Disponível em: https://journals.ufs.ac.za/index.php/pie/article/view/1853. Acesso em: 30 apr. 2024.