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. J1 - ACP VL - 12 IS - 18 SP - 8341 EP - 8357 Y1 - 2012/09/17 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/12/8341/2012/ L1 - http://www.atmos-chem-phys.net/12/8341/2012/acp-12-8341-2012.pdf DO - 10.5194/acp-12-8341-2012 ER -