References
Balasubrahmanyan, V. K.: 1969, Solar Phys. 7, 39.
Balasubrahmanyan, V. K. and Venkatesan, D.: 1969, 11th International Conference on Cosmic Rays, Budapest, Hungary (to be published in the proceedings).
Balasubrahmanyan, V. K., Roelof, E. C., Bukata, R. P., and Palmeira, R. A. T.: 1969, 11th International Conference on Cosmic Rays, Budapest, Hungary (to be published in the proceedings).
Dorman, I. V. and Dorman, L. I.: 1967, J. Geophys. Res. 72, 1513.
Forbush, S. E.: 1958, J. Geophys, Res. 63, 651.
Gnevyshev, M. N.: 1963, Astron. Zh. 40, 401.
Gnevyshev, M. N.: 1967, Solar Phys. 1, 107.
Hatton, C. J., Marsden, P. L., and Willetts, A.: 1967, Proc. International Cosmic Ray Conference, Calgary, Can. J. Phys. 46, 1968, Part 4, S915.
McDonald, F. B.: 1959, Phys. Rev. 116, 462.
McDonald, F. B. and Webber, W. R.: 1960, J. Geophys. Res. 65, 767.
Meyer, P.: 1960, J. Geophys. Res. 65, 3881.
Neher, H. V.: 1962, J. Phys. Soc. Japan 17, Suppl. A-2, 492.
Pathak, P. N. and Sarabhai, V.: 1969, Submitted to Planetary Space Sci. (in press).
Sakurai, K.: 1967, Special Contributions, Geophysical Institute, Kyoto University, No. 7, 1.
Simpson, J. A.: 1963, Proc. International Conference on Cosmic Rays, Jaipur, India, Vol. II, p. 155.
Simpson, J. A. and Wang, J. R.: 1967, Astrophys. J. 149, L73.
Venkatesan, D.: 1958, Tellus 10, 117.
Author information
Authors and Affiliations
Additional information
On Sabbatical leave at NASA/GSFC.
Rights and permissions
About this article
Cite this article
Balasubrahmanyan, V.K., Venkatesan, D. Solar activity, 27-day variation and long term modulation of cosmic ray intensity. Sol Phys 11, 151–154 (1970). https://doi.org/10.1007/BF00156559
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF00156559