Гораль, Л. Т. “Institute of Economics and Management in Oil and Gas Industry – the First Among Equals!”. Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry), vol. 1, no. 9, Sept. 2014, pp. 7-10, https://eung.nung.edu.ua/index.php/ecom/article/view/184.