Javani, D. R.; Sutardi. Numerical Investigation of Multi-Stage Hybrid Darrieus–Savonius Hydrokinetic Turbine Performance With Fibonacci Blades and Darrieus Solidity Variations. Reswara J. Ris. Ilmu Tek. 2026, 4 (3), 120-135. https://doi.org/10.70716/reswara.v4i3.544.