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The detection of large HNO3-containing particles in the winter artic...

Fahey, D., R. Gao, K. S. Carslaw, J. Kettleborough, P. Popp, M. J. Northway, J. C. Holecek, S. Ciciora, R. McLaughlin, T. Thompson, R. H. Winkler, D. Baumgardner, B. Gandrud, P. Wennberg, S. Dhaniyala, K. McKinney, Th. Peter, R. Salawitch, T. P. Bui, J. W. Elkins, C. R. Webster, E. Atlas, H. Jost, J. Wilson, R. L. Herman, and A. K. M. von Konig (2001), The detection of large HNO3-containing particles in the winter artic stratosphere, Science, 291, 1026-1031.