Seasonal to long-term variations of water vapor in the tropical lower stratosphere observed with balloon-borne hygrometers
Masatomo Fujiwara, Hokkaido Univ., Sapporo, Japan; and F. Hasebe, M. Shiotani, H. Vömel, S. Y. Ogino, S. Iwasaki, N. Nishi, T. Shibata, K. Shimizu, J. Valverde-Canossa, H. B. Selkirk, and S. J. Oltmans