1998, Raffalski, U., U. Klein, B. Franke, J. Langer, B.-M. Sinnhuber, J. Trentmann, K. F. Kuenzi and O. Schrems, Ground based millimeter-wave observations of Arctic chlorine activation during winter and spring 1996/97, Geophysical Research Letters, 25, 3331-3334
Tags: Cl, Microwave
1998, Hannigan, J.W., M.T.Coffey, W.G.Mankin, A.Goldman, Column Observations of HNO3, N2O, HF, HCl, O3 at Søndre Strømfjord, Greenland During Winter 1994–'95, Journal of Atmospheric Chemistry, 30, 103-118
Tags: FTIR, HCl, HF, HNO3, N2O, Ozone
1998, Brinksma, E.J., Y. J. Meijer, I. S. McDermid, R. P. Cageao, J. B. Bergwerff, D. P. J. Swart, W. Ubachs, W. A. Matthews, W. Hogervorst and J. W. Hovenier, First lidar observations of mesospheric hydroxyl, Geophysical Research Letters, 25, 51-54
Tags: Hydroxyl, Lidar