RUBIO, M. A., E. GRAMSCH, E. LISSI, and G. VILLENA. 2009. “Seasonal Dependence of Peroxyacetylnitrate (PAN) Concentrations in Downtown Santiago, Chile”. Atmósfera 20 (4). https://www.revistascca.unam.mx/atm/index.php/atm/article/view/8589.