Apel, M. A., J. A. V. Rocha, M. V. Coronas, and V. M. F. Vargas. 2011. “Exploratory Analysis of the Incidence of Nitro-Naphthalenes in the of Airborne Particulate Matter from Petrochemical Influence Area”. Ecotoxicology and Environmental Contamination 5 (1). https://periodicos.univali.br/index.php/eec/article/view/3043.