1989, Rosen, J.M., S.J. Oltmans, W.F. Evans, Balloon borne observations of PSCs, frost point, ozone and nitric acid in the north polar vortex, Geophysical Research Letters, 16, 791-794
Tags: H2O, HNO3, Ozone, PSC, Sonde
1989, Zander, R., Ph. Demoulin, D. H. Ehhalt, and U. Schmidt, Secular increase of the vertical column abundance of methane derived from IR solar spectra recorded at the Jungfraujoch station, Journal of Geophysical Research, 94, 11,029-11,039
Tags: CH4, FTIR
1989, Zommerfelds, W.C., K.F. Kunzi, M.E. Summers, R.M. Bevilacqua, D.F. Strobel, M. Allan and W.J. Sawchuck, Diurnal variations of mesospheric ozone obtained by ground-based microwave radiometry, Journal of Geophysical Research, 94, 12819-12832
Tags: Diurnal, Microwave, Ozone