Хальясмаа, А.И., С.А. Дмитриев, С.Е. Кокин, and М.В. Осотова. “ASSESSMENT OF POWER TRANSFORMERS BASED ON DATA ANALYSIS TECHNICAL DIAGNOSTICS”. Bulletin of the South Ural State University series "Power Engineering" 13, no. 2 (March 21, 2023): 114–120. Accessed May 19, 2024. https://www.powervestniksusu.ru/index.php/PVS/article/view/427.