Shambira, N. ., P. . Mukumba, and G. . Makaka. “Determination of Optimal Geometric Parameters for Empty concentrator–diffuser Augmented Wind Turbines Using the Whale Optimization Algorithm”. International Journal of Innovative Research and Scientific Studies, vol. 8, no. 11, Nov. 2025, pp. 437-46, doi:10.53894/ijirss.v8i11.10948.