Ferrugine, Samira Santos, Dilson Henrique Ramos Evangelista, and Cristiane Johann Evangelista. “Contributions of the Golden Material to the Teaching of Decimal Numbers in a Class of 6th Grade of Elementary School II”. The Journal of Engineering and Exact Sciences 7, no. 1 (March 30, 2021): 12155–01. Accessed May 23, 2024. https://periodicos.ufv.br/jcec/article/view/12155.