Pirniak, V., Lezhnuik, P., Demov, O. і Pivniuk, Y. (2015) «CALCULATION OF ECONOMIC EQUIVALENTS OF REACTIVE POWER FOR THE NODES OF ELECTRIC GRID», Scientific Works of Vinnytsia National Technical University, (3). доступний у: https://works.vntu.edu.ua/index.php/works/article/view/383 (дата звернення: 21Червень2026).