Ramonas, Č., V. Kepalas, and V. Adomavičius. “Research of the Usage of Double-Fed Generators in Wind Turbines”. Elektronika ir Elektrotechnika 96, no. 8 (October 20, 2009): 27-32. Accessed October 3, 2022. https://eejournal.ktu.lt/index.php/elt/article/view/9955.