HASAN, H. Meningkatkan hasil belajar matematika melalui penerapan model contextual teaching and learning pada era new normal. Indonesian Journal of Educational Development (IJED), [S. l.], v. 1, n. 4, p. 630–640, 2021. DOI: 10.5281/zenodo.4560726. Disponível em: https://ojs.mahadewa.ac.id/index.php/ijed/article/view/1033. Acesso em: 21 aug. 2025.