Kołacz, Tomasz, and Jerzy Skwarczyński. “Permanent Magnet Brushless DC Machines (PMBLDC) for General Purpose – Part I, the Specificity of Construction, Methods of Analysis”. Science, Technology and Innovation 2, no. 1 (June 28, 2018): 42–46. Accessed May 19, 2024. https://journals.anstar.edu.pl/index.php/sti/article/view/227.