Report Transboundary particulate matter in Europe: Status report 2009. Yttri, K.E.; Aas, W.; Tørseth, K.; Stebel, K.; Tsyro, S.; Simpson, D.; Marckova, K.; Wankmüller, R.; Klimont, Z.; Bergström, R.; Denier van der Gon, H.; Holzer-Popp, T.; Schroedter-Homscheidt, M. Publication details Series: EMEP report, 4/2009 Publisher: NILU Year: 2009 File: EMEP status report 4/2009 (pdf)