Писар, Н. Б. “Influence of Domestic Natural Gas Production on the Development of National Economy”. Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry) 2, no. 14 (May 4, 2018): 67–74. Accessed December 4, 2024. https://eung.nung.edu.ua/index.php/ecom/article/view/30.