Erwin E, Soemardi TP, Surjosatyo A, Nurfuadi S, Wiyono S. Performance investigation of dual shaft hybrid vertical turbines using directional fins. EEJET [Internet]. 2019Oct.11 [cited 2024May6];5(8 (101):53-8. Available from: https://journals.uran.ua/eejet/article/view/176889