Al-Jawadi MH. Protractors for Predicting Natural Lighting Levels in Architectural Spaces For Clear Sky in Iraq. IRAQI J. OF ARCHIT. PLANN. [Internet]. 2018Dec.6 [cited 2025Aug.26];2(1). Available from: http://www.iqjap.alkafeel.info/index.php/iqjap/article/view/272