Aly Abdelwahab Abdelhamid Haroon <br/><br/>
The galactic open cluster NGC 188 and its contact binaries /  
 الحشد النجمى المجرى المعمر 188 NGC ومزدوجاتة الكسوفية من النوع c̀̀ontact ̀ 
Aly Abd El wahab Abd El hamid Haroon ; Supervised Mohammed Adel Sharaf , Mohammed Abdelaziz Rassem , A.A.Elbassuny Alawy 
 - Cairo :   Aly Abdelwahab Abdelhamid Haroon ,   2002 
 - 83p :   ill ;   30cm 
<br/><br/>Thesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Astronomy and Meteorology 
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<br/><br/><label>Subjects--Index Terms: </label>Cluster NGC 188 ITS contact binaries