Waheeb، S. A. A.، و Gadi، M. (2005). Impact of Shading Devices on Indoor Sunlight Distribution and Building Energy Performance with Reference to Saudi Arabia (رسالة دكتوراه غير منشورة). University of Nottingham، نوتنغهام. مسترجع من http://search.mandumah.com/Record/600516
Waheeb، Sahl Abd Allah، و Mohamed Gadi. "Impact of Shading Devices On Indoor Sunlight Distribution and Building Energy Performance With Reference to Saudi Arabia" رسالة دكتوراه. University of Nottingham، نوتنغهام، 2005. مسترجع من http://search.mandumah.com/Record/600516