@Article{acp-9-8531-2009, AUTHOR = {Li, Q. and Palmer, P. I. and Pumphrey, H. C. and Bernath, P. and Mahieu, E.}, TITLE = {What drives the observed variability of HCN in the troposphere and lower stratosphere?}, JOURNAL = {Atmospheric Chemistry and Physics}, VOLUME = {9}, YEAR = {2009}, NUMBER = {21}, PAGES = {8531--8543}, URL = {http://www.atmos-chem-phys.net/9/8531/2009/}, DOI = {10.5194/acp-9-8531-2009} }