Ostrenko, M. V., and Tykhovod S. М. 2016. “CALCULATION OF LOSSES IN ELEMENTS OF CONSTRUCTION OF POWER TRANSFORMERS AND REACTORS BY FINITE ELEMENT METHOD WITH SURFACE IMPEDANCE BOUNDARY CONDITIONS”. Electrical Engineering and Power Engineering, no. 2 (December):33-42. https://doi.org/10.15588/1607-6761-2016-2-4.