M.T.Y. Tadros <br/><br/>
Variations of the Solar Activity and Irradiance, and their Influence on the Flooding of the River Nile:  Repr. from ''Mausam'', vol. 41, no. 3 

 -  1990 
 - p. 393-402,  30 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Offprint--Science--The Nile--Egypt--Water