Extreme value analysis of air pollution data and their comparison between two large urban regions of South America - Martins, Leila Droprinchinski; Wikuats, Caroline Fernanda Hei; Capucin, Maurício Nonato; Almeida, Daniela S. de; Costa, Silvano Cesar da; Albuquerque, Taciana; Silveira Barreto Carvalho, Vanessa; Freitas, Edmílson Dias de; Andrade, Maria de Fátima; Martins, Jorge Alberto (Weather and Climate Extremes, 2017)