OBASI, C.; OBI, P. Mathematical Perspective on Piaget’s Theory and Its Implications for Teaching and Learning. Journal of Learning Theory and Methodology, Kharkiv, Ukraine, v. 6, n. 1, p. 53–57, 2025. DOI: 10.17309/jltm.2025.6.1.06. Disponível em: https://ltmjournal.com/e/article/view/110. Acesso em: 26 jun. 2026.