WASET
    Ghada Elshafei and  Abdelazim Negm,  Life Cycle Assessment as a Decision Making for Window Performance Comparison in Green Building Design.   journal   = {International Journal of Architectural and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 105(9). 1155 - 1163
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10002174.