1. Athay, R. G. and White, O. R.: 1979a,Astrophys. J. Suppl. 39, 33.
2. Athay, R. G. and White, O. R.: 1979b,Astrophys. J. 229, 1147.
3. Caster, J. I., Abbott, D. C., and Klein, R. I.: 1975,Astrophys. J. 195, 157.
4. Davis, L., Jr., Smith, E. J., Coleman, P. J., and Sonett, C. P.: 1966,The Solar Wind, Pergamon Press, New York.
5. Drake, S. A.: 1985,Cool Stars, Stellar Systems and the Sun 254, 369.