Al-Rabassi خ. ع. ح., Alakhali و. ع. ا., & Khan م. م. ي. (2015). The Quality of Internal Environment for the Drawing Halls of the Faculty of Engineering- University of Aden "Arch. Engg. Dept. as a Case Study". University of Aden Journal of Natural and Applied Sciences, 19(2), 307–323. https://doi.org/10.47372/uajnas.2015.n2.a06