@article{Pommrich_2010, title={What causes the irregular cycle of the atmospheric tape recorder signal in HCN?}, volume={37}, ISSN={1944-8007}, url={http://dx.doi.org/10.1029/2010GL044056}, DOI={10.1029/2010gl044056}, number={16}, journal={Geophysical Research Letters}, publisher={American Geophysical Union (AGU)}, author={Pommrich, R. and Müller, R. and Grooß, J.‐U. and Günther, G. and Konopka, P. and Riese, M. and Heil, A. and Schultz, M. and Pumphrey, H.‐C. and Walker, K. A.}, year={2010}, month=aug }