Analysis of the Effect of the Truck Strike and COVID-19 on the concentration of NOx and O3 in the Metropolitan Region of the Vale do Paraiba, São Paulo, Brazil - Conti, Ludmilla Manera; Herdies, Dirceu Luis; Alvim, Débora Souza; Corrêa, Sérgio Machado (Aerosol and Air Quality Research, 2022)