1. LEAN, J.L. and SKUMANICH, A. (1983). Variability of the Lyman alpha flux with solar activity. J. Geophys. Res., 88, 5751–5759.
2. CARVER, J.H., GEIS, H.P., HOBBS, T.I., LEWIS, B.R. and McCOY, D.G. (1977). Temperature dependence of the molecular oxygen photoabsorption cross section near the H Lyman alpha line. J. Geophys. Res., 1955–1960.
3. NICOLET, M. (1980). The photodissociation of water vapour in the mesosphere. J. Geophys. Res., 86, 5203–5208.
4. FREDERICK, J.E. and HUDSON, R.D. (1980). Atmospheric opacity in the Schumann-Runge bands and the aeronomic dissociation of water vapour. J. Atmospheric Sci., 37, 1088–1098.
5. LEWIS, B.R., VARDAVAS, I.M. and CARVER, J.H. (1983). The aeronomic dissociation of water vapour by solar H Lyman alpha radiation. J. Geophys. Res., 88, 4935–4940.