Wolf-Gleissberg cycles

Yousef, S., and G. Ali, "Reduced Solar Wind Speed During the Period 2006-2010", IAGA2,Solar Wind-Space Environment Interaction, Cairo, Egypt, Cairo University Press, pp. 217-220, 2010. iaga2-yousef-ali.pdf
Yousef, S., and G. Ali, "Reduced Solar Wind Speed During the Period 2006-2010", IAGA2,Solar Wind-Space Environment Interaction, Cairo, Egypt, Cairo University Press, pp. 217-220, 2010. iaga2-yousef-ali.pdf
Yousef, S., and G. Ali, "Reduced Solar Wind Speed During the Period 2006-2010", IAGA2,Solar Wind-Space Environment Interaction, Cairo, Egypt, Cairo University Press, pp. 217-220, 2010. iaga2-yousef-ali.pdf
Shehri, S. M. A., I. Sabbah, S. M. Yousef, and M. Y. Amin, "Solar Forcing On Nile And Cosmic Rays", Modern Trends in Physics. Fourth International Conference MTPR- 10, Edited by L. El Nadi, Cairo and Sharm El Sheikh Egypt, World Scientific Publishing Co. 978-981-4540-88-1, pp. 33-336, 2013. shahinaz_3.pdf