For citations:

Ndayizeye M., Ildarkhanov R.G., Usachev A.E.,   Failures detection methodic in primary winding voltage transformer type nkf-110. Power engineering: research, equipment, technology. 2015;(5-6):134-143. (In Russ.) https://doi.org/10.30724/1998-9903-2015-0-5-6-134-143