Sartori, Maria da Graça Barros. “Seasonal Balance of the Participation of Atmospheric Systems in 1973, in the Region of Santa Maria, RS”. Ciência e Natura 2, no. 2 (December 9, 1980): 41–54. Accessed September 16, 2024. https://periodicos.ufsm.br/cienciaenatura/article/view/24860.