P. Kostrauskas, A. Kalvaitis, A. Degutis, and L. Andriušienė, “V-Characteristics Analysis of Non-Salient Pole Synchronous Electrical Machines”, ELEKTRON ELEKTROTECH, vol. 61, no. 5, pp. 14–22, May 2005, Accessed: Feb. 08, 2026. [Online]. Available: https://eejournal.ktu.lt/index.php/elt/article/view/10439