Kholod D Alsufiani, and Eman S. Alkhalifah , trans. 2026. “Machine-Learning-Driven 3D Antenna Design for Energy-Efficient HAPS in Smart Cities”. International Journal of Recent Technology and Engineering (IJRTE) 14 (5): 19-29. https://doi.org/10.35940/ijrte.E8325.14050126.