Santos, Rosipléia Souza, and Kisnney Emiliano de Almeida. “ACTIVITIES FOR THE BASIC EDUCATION INVOLVING RELATIONS OF GIRARD AND ARITHMETIC”. Ciência e Natura 37 (August 7, 2015): 439–451. Accessed September 12, 2024. https://periodicos.ufsm.br/cienciaenatura/article/view/14812.