Brazilian National Textbook Program: The Pedagogical Assessment of Mathematics Textbooks as Exam Technology. Global Journal of Science Frontier Research, [S. l.], v. 22, n. F3, p. 27–35, 2022. Disponível em: https://testing.journalofscience.org/index.php/GJSFR/article/view/102511. Acesso em: 4 feb. 2026.