1. Ardanuy, P., Stowe, L.L., Gruber, A., and Weiss, M.: 1991, ‘Shortwave, longwave, and net cloud-radiative forcing as determined from Nimbus-7 observations’, J. Geophys. Res. 96, 18,537.
2. Geller, M.A., and Alpert, J.C.: 1980, ‘Planetary wave coupling between the troposphere and the middle atmosphere as a possible sun—weather mechanism’, J. Amnios. Sci. 37, 1197.
3. Haigh, J.D.: 1996, ‘The impact of solar variability on climate’, Science 272, 981.
4. in Aerosol-Cloud-Climate Interactions, Academic Press;DL Hartmann,1993
5. Herman, J.R., and Goldberg, R.A.: 1978, Sun, Weather, and Climate, NASA SP 426.