FLORES, Margaret M.; FRANKLIN, Toni M. Teaching Multiplication with Regrouping Using the Concrete-representational-abstract Sequence and the Strategic Instruction Model. Journal of the American Academy of Special Education Professionals, [S. l.], v. 9, n. 3, p. 133–148, 2014. DOI: 10.64546/jaasep.255. Disponível em: https://www.aasep.org/article/view/255. Acesso em: 23 sep. 2025.