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	1.	Local cover image Image from OpenLibrary	The artificial night sky glow at kottamia observatory / Ahmed Ibrahim Ibrahim Osman ; Supervised Zein Elabdin Metwally , Samir Nawar Abdelshahid by Ahmed Ibrahim Ibrahim Osman Samir Nawar Abdelshahid [] Zein Elabdin Metwally [] Language: English Publication details: Cairo : Ahmed Ibrahim Ibrahim Osman , 1996 Dissertation note: Thesis(M.Sc.) - Cairo University - Faculty of Science - Department of Astronomy and Meteorology Other title: دراسة الضوء الصناعى المنتشر فى سماء مرصد القطاميه Online resources: Click here to access online Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.12.01.M.Sc.1996.Ah.A. Save to lists Add to cart (remove)
	2.	Local cover image Image from OpenLibrary	Photometric study of the night sky brightness / Ahmed Ibrahim Ibrahim Osman ; Supervised Zein Elapdein Metwally , Samir Nwar Abd El shaheed by Ahmed Ibrahim Ibrahim Osman Samir Nwar Abd El shaheed [] Zein Elapdein Metwally [] Language: Eng Publication details: Cairo : Ahmed Ibrahim Ibrahim Osman , 2003 Dissertation note: Thesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Astronomy and Meteorology Other title: دراسة فوتوميترية لضوء السماء Online resources: Click here to access online Availability: Items available for reference: قاعة الرسائل الجامعية - الدور الاول: Not for loan (1)Location, call number: Cai01.12.01.Ph.D.2003.Ah.P. مخـــزن الرســائل الجـــامعية - البدروم: Not for loan (1)Location, call number: Cai01.12.01.Ph.D.2003.Ah.P. Save to lists Add to cart (remove)