Nisren Mohamed Maged Elden Khalil <br/><br/>
The ionization equilibrium of titanium in the sun and in cool metal poor strars /  
 الاتزان الايونى للتيتانيوم فى الشمس والنجوم الباردة فقيرة المعادن 
Nisren Mohamed Maged Elden Khalil ; Supervised Shahinaz M. Yousef 
 - Cairo :   Nisren Mohamed Maged Elden Khalil ,   1998 
 - 139P. :   charts ;   30cm 
<br/><br/>Thesis(Ph.D.) - Cairo University - Faculty of Science - Department of Astronomy and Meteorology