1. Aben, I., Stam, D.M., Helderman, F.: The ring effect in skylight polarisation. Geophys. Res. Lett. 28(3), 519–522 (2001)
2. Ahmed, S.M., Kumar, V.: Measurement of photoabsorption and fluorescence cross sections for carbon disulfide at 188–213 nm and 287.5–339.5 nm. J. Phys. 39, 367–380 (1992)
3. Albritton, D.L., Schmeltekopf, A.L., Zare, R.N.: An introduction to the least-squares fitting of spectroscopic data, In: Narahar, R.K., Weldon, M.W. (eds.) Molecular Spectroscopy: Modern Research. Academic, Orlando (1976)
4. Aldener, M., Brown, S.S., Stark, H., Daniel, J.S., Ravishankara, A.R.: Near-IR absorption of water vapor: pressure dependence of line strengths and an upper limit for continuum absorption. J. Mol. Spectrosc. 232, 223–230 (2005)
5. Alicke, B.: Messung von troposphärischen Halogenoxidradikalen in mittleren Breiten. Diplomarbeit, Ruprecht-Karls-Universität Heidelberg, Germany (1997)