Shenwari, Akhtar Mohammad, Mohammad Essa Tanha, and Zalmay Khaliqi. 2023. “Determining the Thermal Insulation Thickness for Flat Roofs of Buildings in Jalalabad City Considering Different Seasons”. SAMRIDDHI : A Journal of Physical Sciences, Engineering and Technology 15 (03), 373-82. https://doi.org/10.18090/samriddhi.v15i02.15.