TY - JOUR A1 - Cusack, M. A1 - Alastuey, A. A1 - Pérez, N. A1 - Pey, J. A1 - Querol, X. T1 - Trends of particulate matter (PM2.5) and chemical composition at a regional background site in the Western Mediterranean over the last nine years (2002–2010) JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 12 IS - 4 SP - 10995 EP - 11033 Y1 - 2012/04/27 PB - Copernicus Publications SN - 1680-7375 UR - http://www.atmos-chem-phys-discuss.net/12/10995/2012/ L1 - http://www.atmos-chem-phys-discuss.net/12/10995/2012/acpd-12-10995-2012.pdf DO - 10.5194/acpd-12-10995-2012 ER -