محمد ر. ع. ب. ع. and البيتي ه. ه., “EFFECTIVE FOR ENERGY IN HIGH SCRAPER BUILDINGS ( EXAMPLE: MAIN TOWER IN MAIN CITY – FRANKFORT , GERMANY)”, Electron. J. Univ. Aden Basic Appl. Sci., vol. 2, no. 2, pp. 77–86, Jun. 2021.