9Charlson R J, Schwartz S E, Hales J M, et al. Climate forcing by anthropogenic aerosols [ J ]. Science, 1992,255 (5 043 ) :423-430.
10King M D. Radiative properties of clouds [ C ]∥Hobbs P V. Aerosol-Cloud-Climate Interactions. vol. 54 of Int Geophys Ser. San Diego. Calif: Academic Press, 1993:123-149.