Oliveira, Vinicius de Abreu, and Marly Aparecida da Silva. “USING THE GALILEOSCOPE IN ASTRONOMICAL OBSERVATIONS”. Ciência e Natura 37, no. 1 (January 20, 2015): 179–182. Accessed March 13, 2025. https://periodicos.ufsm.br/cienciaenatura/article/view/13121.