Varela, K. N., A. S. Fleck, C. R. Rhoden, L. B Crippa, e R. M. E. Damiani. “Evaluation of Air Quality in Caxias Do Sul/Brazil through Bioassay and Passive Sampling of NO2 and O3 Between September and November of 2014”. Scientific Electronic Archives 12, no. 1 (fevereiro 4, 2019): 71–80. Acessado abril 24, 2024. https://sea.ufr.edu.br/SEA/article/view/608.