Боганенко, И., Ю. Тимофеев, and С. Свижинский. “Calculation of Heating Shunt Excitation Winding With a Three-Dimensional Heat Flux.”. Electrotechnic and Computer Systems, no. 25(25), Feb. 2019, pp. 97-07, https://eltecs.op.edu.ua/index.php/journal/article/view/1027.