Коstiuk V, Коiuda O, Міlkin І. METHODOLOGY OF FACTOR ANALYSIS OF INCOME OF CITY GAS NETWORK ENTERPRISES. МЕС [Internet]. 2022 Oct. 17 [cited 2025 Jun. 16];5(172):8-11. Available from: https://khges.kname.edu.ua/index.php/khges/article/view/6022