1991, de Backer, H., De Muer, Intercomparison of total ozone data measured with Dobson and Brewer ozone spectrophotometers at Uccle (Belgium) from January 1984 to March 1991, including zenith sky observations, Journal of Geophysical Research, 96, 20711-20719
Tags: Brewer, Dobson, Ozone
1991, Rinsland, C.P., Zander R., and Demoulin, P., Ground-Based Infrared Measurements of HNO3 Total Column Abundances: Long-Term Trend and Variability, Journal of Geophysical Research, 96, 9379-9389
Tags: FTIR, HNO3