Nunes, M. D., Mariano, G. L., & Mariano, E. V. C. (2016). Extreme in Sulphur Dioxide Concentration in the Planetary Boundary Layerin Southern South América - Comparison of Mega Cities. Anuário Do Instituto De Geociências, 38(2), 127–136. https://doi.org/10.11137/2015_2_127_136