TY - JOUR A1 - Marchand, N. A1 - Besombes, J. L. A1 - Chevron, N. A1 - Masclet, P. A1 - Aymoz, G. A1 - Jaffrezo, J. L. T1 - Polycyclic aromatic hydrocarbons in the atmosphere of two French alpine valleys: Temporal trends and examination of sources JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 4 IS - 1 SP - 887 EP - 921 Y1 - 2004/02/05 PB - Copernicus Publications SN - 1680-7367 UR - http://www.atmos-chem-phys-discuss.net/4/887/2004/ L1 - http://www.atmos-chem-phys-discuss.net/4/887/2004/acpd-4-887-2004.pdf ER -