1991, Zander, R., Rinsland, C.P., Demoulin, P., Infrared Spectroscopic Measurements of the Vertical Column Abundance of Sulfur Hexafluoride, SF6, from the Ground, Journal of Geophysical Research: Atmospheres, 96, 15447-15454
Tags: FTIR, SF6
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