TY - JOUR A1 - Li, Q. A1 - Palmer, P. I. A1 - Pumphrey, H. C. A1 - Bernath, P. A1 - Mahieu, E. T1 - What drives the observed variability of HCN in the troposphere and lower stratosphere? JO - Atmos. Chem. Phys. J1 - ACP VL - 9 IS - 21 SP - 8531 EP - 8543 Y1 - 2009/11/10 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/9/8531/2009/ L1 - http://www.atmos-chem-phys.net/9/8531/2009/acp-9-8531-2009.pdf DO - 10.5194/acp-9-8531-2009 ER -