TY - JOUR A1 - Stordal, F. A1 - Myhre, G. A1 - Arlander, W. A1 - Svendby, T. A1 - Stordal, E. J. G. A1 - Rossow, W. B. A1 - Lee, D. S. T1 - Is there a trend in cirrus cloud cover due to aircraft traffic? JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 4 IS - 5 SP - 6473 EP - 6501 Y1 - 2004/10/13 PB - Copernicus Publications SN - 1680-7367 UR - http://www.atmos-chem-phys-discuss.net/4/6473/2004/ L1 - http://www.atmos-chem-phys-discuss.net/4/6473/2004/acpd-4-6473-2004.pdf ER -