HOHENSINN, C.; KUBINGER, K. D. On Varying Item Difficulty by Changing the Response Format for a Mathematical Competence Test. Austrian Journal of Statistics, [S. l.], v. 38, n. 4, p. 231–239, 2016. DOI: 10.17713/ajs.v38i4.276. Disponível em: https://ajs.or.at/index.php/ajs/article/view/vol38%2C%20n4%20-%203. Acesso em: 2 may. 2024.