N. CAZACU, “The Influence of the Number of Semi-Cycindrical Cups on the Behavior of an Experimental Model of Vertical Axis Wind Turbine at Low Wind Speed and no Load”, The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, vol. 43, no. 3, pp. 43-53, Sep. 2020.