For citations:

Valiullina D.M., Ilyasova J.K., Kozlov V.K. QUALITATIVE METHODS OF SPECTRAL ANALYSIS IN DIAGNOSTICS OF TRANSFORMER OILS. Power engineering: research, equipment, technology. 2019;21(1-2):87-92. (In Russ.) https://doi.org/10.30724/1998-9903-2019-21-1-2-87-92