Lagutin V, Teptia V. IMPROVEMENT OF POWER TRANSFORMERS TESTING EFFICIENCY IN OPERATION CONDITIONS. Scientific Works of Vinnytsia National Technical University [інтернет]. 25, Листопад 2015 [цит. за 30, Квітень 2026];(4). доступний у: https://works.vntu.edu.ua/index.php/works/article/view/390