The January 30, 1989 Arctic polar stratospheric cloud (PSC) event: Evidence for the mechanism of dehydration - Gandrud, Bruce (author); Dye, James (author); Baumgardner, Darrel (author); Ferry, G. (author); Loewenstein, M. (author); Chan, K. (author); Sanford, L. (author); Gary, B. (author); Kelly, K. (author) (Geophysical Research Letters, 1990)