1. K. S. Adzerikho, N. V. Podluzhnyak, and Yu. V. Khodyko, ?New methods in the theory of radiative transport. I. General solution. Semiinfinite layer,? Inzh.-Fiz. Zh.,41, No. 6, 1083?1093 (1981).
2. V. V. Sobolev, Transport of Radiation Energy in the Atmospheres of the Stars and Planets [in Russian], GITTL, Moscow (1956).
3. V. V. Sobolev, Light Scattering in Planetary Atmospheres [in Russian], Nauka, Moscow (1972).
4. J. Canosa and R. H. Rehafiel, ?A direct solution of the radiative transfer equation: application to Rayleigh and Mie atmospheres,? JQSRT,13, No. 1, 21?39 (1973).
5. R. P. Hemenger, ?Solution of modified transport equation for multiple scattering in suspensions of highly anisotropic scatterers,? JOSA,64, No. 4, 503?509 (1974).