Chumack, Vadim, Serhii Tsyvinskyi, Mykhailo Kovalenko, Alexej Ponomarev, and Ihor Tkachuk. 2020. “Mathemathical Modeling of a Synchronous Generator With Combined Excitation”. Eastern-European Journal of Enterprise Technologies 1 (5 (103):30-36. https://doi.org/10.15587/1729-4061.2020.193495.