BECERRA-RONDÓN, A.; DUCATI, J.; HAAG, R. Partial COVID-19 lockdown effect in atmospheric pollutants and indirect impact in UV radiation in Rio Grande do Sul, Brazil. Atmósfera, [S. l.], v. 36, n. 1, p. 143–154, 2022. DOI: 10.20937/ATM.53027. Disponível em: https://www.revistascca.unam.mx/atm/index.php/atm/article/view/53027. Acesso em: 20 apr. 2024.