Abd Elnaby, F. M. Z. ., Osra, O. A. A. ., Karban, A. S. ., Majrashi, A. A. ., & Ali, M. A. M. . (2025). Methodology of Applying Sustainable Design to Achieve Energy Efficiency for Eco-Tourism Hotel buildings in Urban Areas at Siwa Oasis . Metallurgical and Materials Engineering, 31(1), 193–208. https://doi.org/10.63278/1235