M. Shairf, H. ., Belhaj, A. M. . and Shawesh, S. A. . (2025) “ A CFD Analysis of Winglet Angle Effects on the Hover Performance of a Helicopter Rotor”, Arraid Journal of Science and Technology ( AJST) , 2(2), pp. 1–8. doi: 10.67878/ajst.v2i2.111.