Alireza SHirzadegan , Reza Aghaei togh, Fereidoon Sabetghadam 2021. IMPROVING THE AERODYNAMIC PERFORMANCE OF THE BLADE OF 3D WIND TURBINE BY DESIGNING THE BLADE GEOMETRY. PalArch’s Journal of Archaeology of Egypt / Egyptology. 18, 7 (Jul. 2021), 3204 - 3224.