JOJO, Z. M. M.; MAHARAJ, A.; DEONARAIN BRIJLALL, D. B. Schema development for the chain rule: A South African case. South African Journal of Higher Education, [S. l.], v. 27, n. 3, 2016. DOI: 10.20853/27-3-269. Disponível em: https://www.journals.ac.za/sajhe/article/view/269. Acesso em: 7 oct. 2025.