IBRAHIM, I.; KUSWIDI, I.; ARFINANTI, N. Development of a Guide to Preparation of Mathematics Questions Based on Higher Order Thinking Skills and Strengthening Character Education for Middle School Teachers. Jurnal Fourier, [S. l.], v. 9, n. 1, p. 35–42, 2020. DOI: 10.14421/fourier.2020.91.35-42. Disponível em: https://fourier.or.id/index.php/FOURIER/article/view/101. Acesso em: 21 nov. 2025.