Katutis, R., R. Vaikasas, and J. A. Virbalis. “The Battery-Driven Electromagnetic Flow Converter With Reduced Power Consumption”. Elektronika Ir Elektrotechnika, vol. 97, no. 1, Jan. 2010, pp. 53-56, https://eejournal.ktu.lt/index.php/elt/article/view/9945.