S. W. Haupenthal, M. A. Vilas Boas, J. A. Cruz Siqueira, and L. Kazue Tokura, “Evolution of photovoltaic energy system applied to water pumping for irrigation: PHOTOVOLTAIC PUMPING FOR IRRIGATION”, Lat. Am. J. Energy Res., vol. 8, no. 1, pp. 22–35, Jul. 2021, doi: 10.21712/lajer.2021.v8.n1.p22-35.